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Build Information

Failed to build swift-chess-neo, reference 2.0.0 (36df37), with Swift 6.1 for watchOS using Xcode 16.3 on 15 Sep 2025 23:14:29 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-chess-neo-Package -destination generic/platform=watchOS

Build Log

internal let _blackPawnAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: add '@MainActor' to make let '_blackPawnAttackTable' part of global actor 'MainActor'
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: warning: let '_kingAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _kingAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: add '@MainActor' to make let '_kingAttackTable' part of global actor 'MainActor'
internal let _kingAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _kingAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: warning: let '_knightAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _knightAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: add '@MainActor' to make let '_knightAttackTable' part of global actor 'MainActor'
internal let _knightAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _knightAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: warning: let '_betweenTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _betweenTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: add '@MainActor' to make let '_betweenTable' part of global actor 'MainActor'
internal let _betweenTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _betweenTable: [Bitboard] = {
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: warning: let '_lineTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _lineTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: add '@MainActor' to make let '_lineTable' part of global actor 'MainActor'
internal let _lineTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _lineTable: [Bitboard] = {
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: warning: static property '_standard' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _standard = Variant.standard
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: add '@MainActor' to make static property '_standard' part of global actor 'MainActor'
  internal static let _standard = Variant.standard
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _standard = Variant.standard
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: warning: static property '_upsideDown' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _upsideDown = Variant.upsideDown
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: add '@MainActor' to make static property '_upsideDown' part of global actor 'MainActor'
  internal static let _upsideDown = Variant.upsideDown
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _upsideDown = Variant.upsideDown
                      ^
  nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64_32 Compiling Variant.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftEmitModule normal armv7k Emitting\ module\ for\ SwiftChessCore (in target 'SwiftChessCore' from project 'swift-chess-neo')
EmitSwiftModule normal armv7k (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:46:13: warning: let '_bitboardTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
private let _bitboardTable: [Bitboard] = (0..<64).map { Bitboard(rawValue: 1 << $0) }
            ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:46:13: note: add '@MainActor' to make let '_bitboardTable' part of global actor 'MainActor'
private let _bitboardTable: [Bitboard] = (0..<64).map { Bitboard(rawValue: 1 << $0) }
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:46:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let _bitboardTable: [Bitboard] = (0..<64).map { Bitboard(rawValue: 1 << $0) }
            ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:60:13: warning: let '_notFileA' is not concurrency-safe because non-'Sendable' type 'Bitboard' may have shared mutable state; this is an error in the Swift 6 language mode
private let _notFileA: Bitboard = 0xfefe_fefe_fefe_fefe
            ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:60:13: note: add '@MainActor' to make let '_notFileA' part of global actor 'MainActor'
private let _notFileA: Bitboard = 0xfefe_fefe_fefe_fefe
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:60:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let _notFileA: Bitboard = 0xfefe_fefe_fefe_fefe
            ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:63:13: warning: let '_notFileAB' is not concurrency-safe because non-'Sendable' type 'Bitboard' may have shared mutable state; this is an error in the Swift 6 language mode
private let _notFileAB: Bitboard = 0xfcfc_fcfc_fcfc_fcfc
            ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:63:13: note: add '@MainActor' to make let '_notFileAB' part of global actor 'MainActor'
private let _notFileAB: Bitboard = 0xfcfc_fcfc_fcfc_fcfc
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:63:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let _notFileAB: Bitboard = 0xfcfc_fcfc_fcfc_fcfc
            ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:66:13: warning: let '_notFileH' is not concurrency-safe because non-'Sendable' type 'Bitboard' may have shared mutable state; this is an error in the Swift 6 language mode
private let _notFileH: Bitboard = 0x7f7f_7f7f_7f7f_7f7f
            ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:66:13: note: add '@MainActor' to make let '_notFileH' part of global actor 'MainActor'
private let _notFileH: Bitboard = 0x7f7f_7f7f_7f7f_7f7f
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:66:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let _notFileH: Bitboard = 0x7f7f_7f7f_7f7f_7f7f
            ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:69:13: warning: let '_notFileGH' is not concurrency-safe because non-'Sendable' type 'Bitboard' may have shared mutable state; this is an error in the Swift 6 language mode
private let _notFileGH: Bitboard = 0x3f3f_3f3f_3f3f_3f3f
            ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:69:13: note: add '@MainActor' to make let '_notFileGH' part of global actor 'MainActor'
private let _notFileGH: Bitboard = 0x3f3f_3f3f_3f3f_3f3f
            ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:69:13: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
private let _notFileGH: Bitboard = 0x3f3f_3f3f_3f3f_3f3f
            ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:112:25: warning: static property '_north' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _north = ShiftDirection.north
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:112:25: note: add '@MainActor' to make static property '_north' part of global actor 'MainActor'
    internal static let _north = ShiftDirection.north
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:112:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _north = ShiftDirection.north
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:115:25: warning: static property '_south' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _south = ShiftDirection.south
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:115:25: note: add '@MainActor' to make static property '_south' part of global actor 'MainActor'
    internal static let _south = ShiftDirection.south
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:115:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _south = ShiftDirection.south
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:118:25: warning: static property '_east' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _east = ShiftDirection.east
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:118:25: note: add '@MainActor' to make static property '_east' part of global actor 'MainActor'
    internal static let _east = ShiftDirection.east
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:118:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _east = ShiftDirection.east
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:121:25: warning: static property '_west' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _west = ShiftDirection.west
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:121:25: note: add '@MainActor' to make static property '_west' part of global actor 'MainActor'
    internal static let _west = ShiftDirection.west
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:121:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _west = ShiftDirection.west
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:124:25: warning: static property '_northeast' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _northeast = ShiftDirection.northeast
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:124:25: note: add '@MainActor' to make static property '_northeast' part of global actor 'MainActor'
    internal static let _northeast = ShiftDirection.northeast
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:124:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _northeast = ShiftDirection.northeast
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:127:25: warning: static property '_southeast' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _southeast = ShiftDirection.southeast
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:127:25: note: add '@MainActor' to make static property '_southeast' part of global actor 'MainActor'
    internal static let _southeast = ShiftDirection.southeast
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:127:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _southeast = ShiftDirection.southeast
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:130:25: warning: static property '_northwest' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _northwest = ShiftDirection.northwest
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:130:25: note: add '@MainActor' to make static property '_northwest' part of global actor 'MainActor'
    internal static let _northwest = ShiftDirection.northwest
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:130:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _northwest = ShiftDirection.northwest
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:133:25: warning: static property '_southwest' is not concurrency-safe because non-'Sendable' type 'Bitboard.ShiftDirection' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _southwest = ShiftDirection.southwest
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:85:15: note: consider making enum 'ShiftDirection' conform to the 'Sendable' protocol
  public enum ShiftDirection {
              ^
                             : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:133:25: note: add '@MainActor' to make static property '_southwest' part of global actor 'MainActor'
    internal static let _southwest = ShiftDirection.southwest
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:133:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _southwest = ShiftDirection.southwest
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:156:21: warning: static property 'edges' is not concurrency-safe because non-'Sendable' type 'Bitboard' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let edges: Bitboard = 0xff81_8181_8181_81ff
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:156:21: note: add '@MainActor' to make static property 'edges' part of global actor 'MainActor'
  public static let edges: Bitboard = 0xff81_8181_8181_81ff
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:156:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let edges: Bitboard = 0xff81_8181_8181_81ff
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let all: [Right] = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
    public static let all: [Right] = [
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let all: [Right] = [
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: warning: static property 'white' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: warning: static property 'black' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all = CastlingRights(Right.all)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all = CastlingRights(Right.all)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all = CastlingRights(Right.all)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: warning: static property 'white' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let white = CastlingRights(Right.white)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
  public static let white = CastlingRights(Right.white)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let white = CastlingRights(Right.white)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: warning: static property 'black' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let black = CastlingRights(Right.black)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
  public static let black = CastlingRights(Right.black)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let black = CastlingRights(Right.black)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let kingside = CastlingRights(Right.kingside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let queenside = CastlingRights(Right.queenside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: warning: static property '_white' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _white = Color.white
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: add '@MainActor' to make static property '_white' part of global actor 'MainActor'
  internal static let _white = Color.white
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _white = Color.white
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: warning: static property '_black' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _black = Color.black
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: add '@MainActor' to make static property '_black' part of global actor 'MainActor'
  internal static let _black = Color.black
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _black = Color.black
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Color]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Color] = [.white, .black]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Color] = [.white, .black]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Color] = [.white, .black]
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:62:23: warning: static property '_a' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _a = File.a
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:62:23: note: add '@MainActor' to make static property '_a' part of global actor 'MainActor'
  internal static let _a = File.a
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:62:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _a = File.a
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:65:23: warning: static property '_b' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _b = File.b
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:65:23: note: add '@MainActor' to make static property '_b' part of global actor 'MainActor'
  internal static let _b = File.b
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:65:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _b = File.b
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:68:23: warning: static property '_c' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _c = File.c
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:68:23: note: add '@MainActor' to make static property '_c' part of global actor 'MainActor'
  internal static let _c = File.c
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:68:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _c = File.c
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:71:23: warning: static property '_d' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _d = File.d
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:71:23: note: add '@MainActor' to make static property '_d' part of global actor 'MainActor'
  internal static let _d = File.d
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:71:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _d = File.d
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:74:23: warning: static property '_e' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _e = File.e
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:74:23: note: add '@MainActor' to make static property '_e' part of global actor 'MainActor'
  internal static let _e = File.e
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:74:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _e = File.e
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:77:23: warning: static property '_f' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _f = File.f
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:77:23: note: add '@MainActor' to make static property '_f' part of global actor 'MainActor'
  internal static let _f = File.f
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:77:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _f = File.f
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:80:23: warning: static property '_g' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _g = File.g
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:80:23: note: add '@MainActor' to make static property '_g' part of global actor 'MainActor'
  internal static let _g = File.g
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:80:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _g = File.g
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:83:23: warning: static property '_h' is not concurrency-safe because non-'Sendable' type 'File' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _h = File.h
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:83:23: note: add '@MainActor' to make static property '_h' part of global actor 'MainActor'
  internal static let _h = File.h
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:83:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _h = File.h
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:90:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[File]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [File] = [.a, .b, .c, .d, .e, .f, .g, .h]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:24:13: note: consider making enum 'File' conform to the 'Sendable' protocol
public enum File: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:90:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [File] = [.a, .b, .c, .d, .e, .f, .g, .h]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift:90:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [File] = [.a, .b, .c, .d, .e, .f, .g, .h]
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:35:25: warning: static property '_draw' is not concurrency-safe because non-'Sendable' type 'Game.Outcome' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _draw = Outcome.draw
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:26:15: note: consider making enum 'Outcome' conform to the 'Sendable' protocol
  public enum Outcome: Hashable, CustomStringConvertible {
              ^
                                                        , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:35:25: note: add '@MainActor' to make static property '_draw' part of global actor 'MainActor'
    internal static let _draw = Outcome.draw
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:35:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _draw = Outcome.draw
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:240:10: warning: associated value 'wrongKingCount' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Color'; this is an error in the Swift 6 language mode
    case wrongKingCount(Color)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:243:10: warning: associated value 'missingKing' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'CastlingRights.Right'; this is an error in the Swift 6 language mode
    case missingKing(CastlingRights.Right)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:246:10: warning: associated value 'missingRook' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'CastlingRights.Right'; this is an error in the Swift 6 language mode
    case missingRook(CastlingRights.Right)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:249:10: warning: associated value 'wrongEnPassantTargetRank' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Rank'; this is an error in the Swift 6 language mode
    case wrongEnPassantTargetRank(Rank)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:24:13: note: consider making enum 'Rank' conform to the 'Sendable' protocol
public enum Rank: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:252:10: warning: associated value 'nonEmptyEnPassantTarget' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Square'; this is an error in the Swift 6 language mode
    case nonEmptyEnPassantTarget(Square, Piece)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:27:13: note: consider making enum 'Square' conform to the 'Sendable' protocol
public enum Square: Int, CustomStringConvertible {
            ^
                                                , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:252:10: warning: associated value 'nonEmptyEnPassantTarget' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Piece'; this is an error in the Swift 6 language mode
    case nonEmptyEnPassantTarget(Square, Piece)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:255:10: warning: associated value 'missingEnPassantPawn' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Square'; this is an error in the Swift 6 language mode
    case missingEnPassantPawn(Square)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:27:13: note: consider making enum 'Square' conform to the 'Sendable' protocol
public enum Square: Int, CustomStringConvertible {
            ^
                                                , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:258:10: warning: associated value 'nonEmptyEnPassantSquare' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Square'; this is an error in the Swift 6 language mode
    case nonEmptyEnPassantSquare(Square, Piece)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:27:13: note: consider making enum 'Square' conform to the 'Sendable' protocol
public enum Square: Int, CustomStringConvertible {
            ^
                                                , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:258:10: warning: associated value 'nonEmptyEnPassantSquare' of 'Sendable'-conforming enum 'PositionError' has non-sendable type 'Piece'; this is an error in the Swift 6 language mode
    case nonEmptyEnPassantSquare(Square, Piece)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:268:10: warning: associated value 'missingPiece' of 'Sendable'-conforming enum 'ExecutionError' has non-sendable type 'Square'; this is an error in the Swift 6 language mode
    case missingPiece(Square)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:27:13: note: consider making enum 'Square' conform to the 'Sendable' protocol
public enum Square: Int, CustomStringConvertible {
            ^
                                                , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:271:10: warning: associated value 'illegalMove' of 'Sendable'-conforming enum 'ExecutionError' has non-sendable type 'Move'; this is an error in the Swift 6 language mode
    case illegalMove(Move, Color, Board)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Move.swift:22:15: note: consider making struct 'Move' conform to the 'Sendable' protocol
public struct Move: Hashable, CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:271:10: warning: associated value 'illegalMove' of 'Sendable'-conforming enum 'ExecutionError' has non-sendable type 'Color'; this is an error in the Swift 6 language mode
    case illegalMove(Move, Color, Board)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:271:10: warning: associated value 'illegalMove' of 'Sendable'-conforming enum 'ExecutionError' has non-sendable type 'Board'; this is an error in the Swift 6 language mode
    case illegalMove(Move, Color, Board)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Board.swift:24:15: note: consider making struct 'Board' conform to the 'Sendable' protocol
public struct Board: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift:274:10: warning: associated value 'invalidPromotion' of 'Sendable'-conforming enum 'ExecutionError' has non-sendable type 'Piece.Kind'; this is an error in the Swift 6 language mode
    case invalidPromotion(Piece.Kind)
         ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: warning: static property '_pawn' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _pawn = Kind.pawn
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: note: add '@MainActor' to make static property '_pawn' part of global actor 'MainActor'
    internal static let _pawn = Kind.pawn
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _pawn = Kind.pawn
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: warning: static property '_knight' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _knight = Kind.knight
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: note: add '@MainActor' to make static property '_knight' part of global actor 'MainActor'
    internal static let _knight = Kind.knight
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _knight = Kind.knight
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: warning: static property '_bishop' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _bishop = Kind.bishop
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: note: add '@MainActor' to make static property '_bishop' part of global actor 'MainActor'
    internal static let _bishop = Kind.bishop
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _bishop = Kind.bishop
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: warning: static property '_rook' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _rook = Kind.rook
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: note: add '@MainActor' to make static property '_rook' part of global actor 'MainActor'
    internal static let _rook = Kind.rook
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _rook = Kind.rook
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: warning: static property '_queen' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _queen = Kind.queen
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: note: add '@MainActor' to make static property '_queen' part of global actor 'MainActor'
    internal static let _queen = Kind.queen
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _queen = Kind.queen
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: warning: static property '_king' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _king = Kind.king
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: note: add '@MainActor' to make static property '_king' part of global actor 'MainActor'
    internal static let _king = Kind.king
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _king = Kind.king
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Piece.Kind]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: warning: static property '_whiteNonQueens' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: note: add '@MainActor' to make static property '_whiteNonQueens' part of global actor 'MainActor'
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: warning: static property '_blackNonQueens' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: note: add '@MainActor' to make static property '_blackNonQueens' part of global actor 'MainActor'
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Piece] = {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Piece] = {
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Piece] = {
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: warning: static property 'whitePieces' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: note: add '@MainActor' to make static property 'whitePieces' part of global actor 'MainActor'
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: warning: static property 'blackPieces' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: note: add '@MainActor' to make static property 'blackPieces' part of global actor 'MainActor'
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Rank]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:24:13: note: consider making enum 'Rank' conform to the 'Sendable' protocol
public enum Rank: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:226:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Square]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Square] = (0..<64).compactMap(Square.init(rawValue:))
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:27:13: note: consider making enum 'Square' conform to the 'Sendable' protocol
public enum Square: Int, CustomStringConvertible {
            ^
                                                , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:226:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Square] = (0..<64).compactMap(Square.init(rawValue:))
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift:226:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Square] = (0..<64).compactMap(Square.init(rawValue:))
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: warning: let '_whitePawnAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: note: add '@MainActor' to make let '_whitePawnAttackTable' part of global actor 'MainActor'
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: warning: let '_blackPawnAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: add '@MainActor' to make let '_blackPawnAttackTable' part of global actor 'MainActor'
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: warning: let '_kingAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _kingAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: add '@MainActor' to make let '_kingAttackTable' part of global actor 'MainActor'
internal let _kingAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _kingAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: warning: let '_knightAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _knightAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: add '@MainActor' to make let '_knightAttackTable' part of global actor 'MainActor'
internal let _knightAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _knightAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: warning: let '_betweenTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _betweenTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: add '@MainActor' to make let '_betweenTable' part of global actor 'MainActor'
internal let _betweenTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _betweenTable: [Bitboard] = {
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: warning: let '_lineTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _lineTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: add '@MainActor' to make let '_lineTable' part of global actor 'MainActor'
internal let _lineTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _lineTable: [Bitboard] = {
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: warning: static property '_standard' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _standard = Variant.standard
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: add '@MainActor' to make static property '_standard' part of global actor 'MainActor'
  internal static let _standard = Variant.standard
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _standard = Variant.standard
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: warning: static property '_upsideDown' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _upsideDown = Variant.upsideDown
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: add '@MainActor' to make static property '_upsideDown' part of global actor 'MainActor'
  internal static let _upsideDown = Variant.upsideDown
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _upsideDown = Variant.upsideDown
                      ^
  nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64_32 Compiling Player.swift, Rank.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ Move.swift,\ PGN.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Move.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGN.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Move.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGN.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64_32 Compiling InternalTypes.swift, Minimax.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ PGNMove.swift,\ Piece.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGNMove.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGNMove.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: warning: static property '_pawn' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _pawn = Kind.pawn
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: note: add '@MainActor' to make static property '_pawn' part of global actor 'MainActor'
    internal static let _pawn = Kind.pawn
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:46:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _pawn = Kind.pawn
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: warning: static property '_knight' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _knight = Kind.knight
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: note: add '@MainActor' to make static property '_knight' part of global actor 'MainActor'
    internal static let _knight = Kind.knight
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:49:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _knight = Kind.knight
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: warning: static property '_bishop' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _bishop = Kind.bishop
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: note: add '@MainActor' to make static property '_bishop' part of global actor 'MainActor'
    internal static let _bishop = Kind.bishop
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:52:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _bishop = Kind.bishop
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: warning: static property '_rook' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _rook = Kind.rook
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: note: add '@MainActor' to make static property '_rook' part of global actor 'MainActor'
    internal static let _rook = Kind.rook
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:55:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _rook = Kind.rook
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: warning: static property '_queen' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _queen = Kind.queen
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: note: add '@MainActor' to make static property '_queen' part of global actor 'MainActor'
    internal static let _queen = Kind.queen
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:58:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _queen = Kind.queen
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: warning: static property '_king' is not concurrency-safe because non-'Sendable' type 'Piece.Kind' may have shared mutable state; this is an error in the Swift 6 language mode
    internal static let _king = Kind.king
                        ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: note: add '@MainActor' to make static property '_king' part of global actor 'MainActor'
    internal static let _king = Kind.king
                        ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:61:25: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    internal static let _king = Kind.king
                        ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Piece.Kind]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:25:15: note: consider making enum 'Kind' conform to the 'Sendable' protocol
  public enum Kind: Int {
              ^
                       , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:64:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let all: [Kind] = [.pawn, .knight, .bishop, .rook, .queen, .king]
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: warning: static property '_whiteNonQueens' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: note: add '@MainActor' to make static property '_whiteNonQueens' part of global actor 'MainActor'
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:140:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _whiteNonQueens: [Piece] = whitePieces.filter({ !$0.kind.isQueen })
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: warning: static property '_blackNonQueens' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: note: add '@MainActor' to make static property '_blackNonQueens' part of global actor 'MainActor'
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:142:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _blackNonQueens: [Piece] = blackPieces.filter({ !$0.kind.isQueen })
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Piece] = {
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Piece] = {
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:149:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Piece] = {
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: warning: static property 'whitePieces' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: note: add '@MainActor' to make static property 'whitePieces' part of global actor 'MainActor'
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:156:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let whitePieces: [Piece] = all.filter({ $0.color.isWhite })
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: warning: static property 'blackPieces' is not concurrency-safe because non-'Sendable' type '[Piece]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:22:15: note: consider making struct 'Piece' conform to the 'Sendable' protocol
public struct Piece: Hashable, CustomStringConvertible {
              ^
                                                      , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: note: add '@MainActor' to make static property 'blackPieces' part of global actor 'MainActor'
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift:159:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let blackPieces: [Piece] = all.filter({ $0.color.isBlack })
                    ^
  nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64_32 Compiling CastlingRights.swift, Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 Compiling\ CastlingRights.swift,\ Color.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let all: [Right] = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
    public static let all: [Right] = [
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let all: [Right] = [
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: warning: static property 'white' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: warning: static property 'black' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all = CastlingRights(Right.all)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all = CastlingRights(Right.all)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all = CastlingRights(Right.all)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: warning: static property 'white' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let white = CastlingRights(Right.white)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
  public static let white = CastlingRights(Right.white)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let white = CastlingRights(Right.white)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: warning: static property 'black' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let black = CastlingRights(Right.black)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
  public static let black = CastlingRights(Right.black)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let black = CastlingRights(Right.black)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let kingside = CastlingRights(Right.kingside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let queenside = CastlingRights(Right.queenside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  nonisolated(unsafe)
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: warning: static property '_white' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _white = Color.white
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: add '@MainActor' to make static property '_white' part of global actor 'MainActor'
  internal static let _white = Color.white
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _white = Color.white
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: warning: static property '_black' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _black = Color.black
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: add '@MainActor' to make static property '_black' part of global actor 'MainActor'
  internal static let _black = Color.black
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _black = Color.black
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Color]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Color] = [.white, .black]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Color] = [.white, .black]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Color] = [.white, .black]
                    ^
  nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64_32 Compiling Sequence+Sage.swift, Square.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ Player.swift,\ Rank.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Player.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Player.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Rank]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:24:13: note: consider making enum 'Rank' conform to the 'Sendable' protocol
public enum Rank: Int, Comparable, CustomStringConvertible {
            ^
                                                          , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Rank.swift:66:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Rank] = [1, 2, 3, 4, 5, 6, 7, 8]
                    ^
  nonisolated(unsafe)
SwiftDriverJobDiscovery normal arm64_32 Emitting module for SwiftChessCore (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver\ Compilation\ Requirements SwiftChessCore normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessCore -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -enable-experimental-feature StrictConcurrency -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64_32-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriverJobDiscovery normal arm64_32 Compiling PGNMove.swift, Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ Variant.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: warning: static property '_standard' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _standard = Variant.standard
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: add '@MainActor' to make static property '_standard' part of global actor 'MainActor'
  internal static let _standard = Variant.standard
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _standard = Variant.standard
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: warning: static property '_upsideDown' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _upsideDown = Variant.upsideDown
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:22:13: note: consider making enum 'Variant' conform to the 'Sendable' protocol
public enum Variant {
            ^
                    : Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: add '@MainActor' to make static property '_upsideDown' part of global actor 'MainActor'
  internal static let _upsideDown = Variant.upsideDown
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Variant.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _upsideDown = Variant.upsideDown
                      ^
  nonisolated(unsafe)
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/arm64_32-apple-watchos.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore.abi.json (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64_32/SwiftChessCore.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/arm64_32-apple-watchos.abi.json
SwiftDriverJobDiscovery normal arm64 Emitting module for SwiftChessCore (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver\ Compilation\ Requirements SwiftChessCore normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessCore -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -enable-experimental-feature StrictConcurrency -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ Bitboard.swift,\ Board.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Board.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Board.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/arm64-apple-watchos.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore.abi.json (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/arm64/SwiftChessCore.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/arm64-apple-watchos.abi.json
SwiftDriverJobDiscovery normal arm64_32 Compiling File.swift, Game.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ File.swift,\ Game.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 Compiling\ PGNMove.swift,\ Piece.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGNMove.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/PGNMove.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64_32 Compiling Move.swift, PGN.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 Compiling\ InternalTypes.swift,\ Minimax.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/InternalTypes.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Minimax.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/InternalTypes.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Minimax.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64 Compiling CastlingRights.swift, Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 Compiling\ Tables.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: warning: let '_whitePawnAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: note: add '@MainActor' to make let '_whitePawnAttackTable' part of global actor 'MainActor'
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:31:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _whitePawnAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: warning: let '_blackPawnAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: add '@MainActor' to make let '_blackPawnAttackTable' part of global actor 'MainActor'
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:36:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _blackPawnAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: warning: let '_kingAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _kingAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: add '@MainActor' to make let '_kingAttackTable' part of global actor 'MainActor'
internal let _kingAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:41:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _kingAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: warning: let '_knightAttackTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _knightAttackTable = Square.all.map { square in
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: add '@MainActor' to make let '_knightAttackTable' part of global actor 'MainActor'
internal let _knightAttackTable = Square.all.map { square in
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:46:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _knightAttackTable = Square.all.map { square in
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: warning: let '_betweenTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _betweenTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: add '@MainActor' to make let '_betweenTable' part of global actor 'MainActor'
internal let _betweenTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:85:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _betweenTable: [Bitboard] = {
             ^
nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: warning: let '_lineTable' is not concurrency-safe because non-'Sendable' type '[Bitboard]' may have shared mutable state; this is an error in the Swift 6 language mode
internal let _lineTable: [Bitboard] = {
             ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Bitboard.swift:82:15: note: consider making struct 'Bitboard' conform to the 'Sendable' protocol
public struct Bitboard: RawRepresentable, Hashable, CustomStringConvertible {
              ^
                                                                           , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: add '@MainActor' to make let '_lineTable' part of global actor 'MainActor'
internal let _lineTable: [Bitboard] = {
             ^
@MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Tables.swift:97:14: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
internal let _lineTable: [Bitboard] = {
             ^
nonisolated(unsafe)
SwiftDriverJobDiscovery normal armv7k Emitting module for SwiftChessCore (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver\ Compilation\ Requirements SwiftChessCore normal armv7k com.apple.xcode.tools.swift.compiler (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-Swift-Compilation-Requirements -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessCore -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -enable-experimental-feature StrictConcurrency -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target armv7k-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriverJobDiscovery normal armv7k Compiling Player.swift, Rank.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 Compiling\ File.swift,\ Game.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/File.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Game.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/armv7k-apple-watchos.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore.abi.json (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessCore.build/Objects-normal/armv7k/SwiftChessCore.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/SwiftChessCore.swiftmodule/armv7k-apple-watchos.abi.json
SwiftDriverJobDiscovery normal armv7k Compiling Variant.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ CastlingRights.swift,\ Color.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let all: [Right] = [
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
    public static let all: [Right] = [
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:42:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let all: [Right] = [
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: warning: static property 'white' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:47:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let white: [Right] = all.filter({ $0.color.isWhite })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: warning: static property 'black' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:50:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let black: [Right] = all.filter({ $0.color.isBlack })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:53:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let kingside: [Right] = all.filter({ $0.side.isKingside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type '[CastlingRights.Right]' may have shared mutable state; this is an error in the Swift 6 language mode
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:27:15: note: consider making enum 'Right' conform to the 'Sendable' protocol
  public enum Right: String, CustomStringConvertible {
              ^
                                                    , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:56:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
    public static let queenside: [Right] = all.filter({ $0.side.isQueenside })
                      ^
    nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all = CastlingRights(Right.all)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all = CastlingRights(Right.all)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:176:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all = CastlingRights(Right.all)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: warning: static property 'white' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let white = CastlingRights(Right.white)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: add '@MainActor' to make static property 'white' part of global actor 'MainActor'
  public static let white = CastlingRights(Right.white)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:179:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let white = CastlingRights(Right.white)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: warning: static property 'black' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let black = CastlingRights(Right.black)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: add '@MainActor' to make static property 'black' part of global actor 'MainActor'
  public static let black = CastlingRights(Right.black)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:182:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let black = CastlingRights(Right.black)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: warning: static property 'kingside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let kingside = CastlingRights(Right.kingside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: add '@MainActor' to make static property 'kingside' part of global actor 'MainActor'
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:185:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let kingside = CastlingRights(Right.kingside)
                    ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: warning: static property 'queenside' is not concurrency-safe because non-'Sendable' type 'CastlingRights' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let queenside = CastlingRights(Right.queenside)
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:24:15: note: consider making struct 'CastlingRights' conform to the 'Sendable' protocol
public struct CastlingRights: CustomStringConvertible {
              ^
                                                     , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: add '@MainActor' to make static property 'queenside' part of global actor 'MainActor'
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/CastlingRights.swift:188:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let queenside = CastlingRights(Right.queenside)
                    ^
  nonisolated(unsafe)
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: warning: static property '_white' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _white = Color.white
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: add '@MainActor' to make static property '_white' part of global actor 'MainActor'
  internal static let _white = Color.white
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:31:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _white = Color.white
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: warning: static property '_black' is not concurrency-safe because non-'Sendable' type 'Color' may have shared mutable state; this is an error in the Swift 6 language mode
  internal static let _black = Color.black
                      ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: add '@MainActor' to make static property '_black' part of global actor 'MainActor'
  internal static let _black = Color.black
                      ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:34:23: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  internal static let _black = Color.black
                      ^
  nonisolated(unsafe)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: warning: static property 'all' is not concurrency-safe because non-'Sendable' type '[Color]' may have shared mutable state; this is an error in the Swift 6 language mode
  public static let all: [Color] = [.white, .black]
                    ^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:22:13: note: consider making enum 'Color' conform to the 'Sendable' protocol
public enum Color: String, CustomStringConvertible {
            ^
                                                  , Sendable
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: add '@MainActor' to make static property 'all' part of global actor 'MainActor'
  public static let all: [Color] = [.white, .black]
                    ^
  @MainActor
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Color.swift:37:21: note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  public static let all: [Color] = [.white, .black]
                    ^
  nonisolated(unsafe)
SwiftCompile normal arm64 Compiling\ Sequence+Sage.swift,\ Square.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Sequence+Sage.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Sequence+Sage.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessCore/Square.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal armv7k Compiling PGNMove.swift, Piece.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver SwiftChessUI normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessUI -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriverJobDiscovery normal arm64 Compiling InternalTypes.swift, Minimax.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver SwiftChessUI normal armv7k com.apple.xcode.tools.swift.compiler (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessUI -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target armv7k-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftDriverJobDiscovery normal armv7k Compiling Move.swift, PGN.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftDriver SwiftChessUI normal arm64_32 com.apple.xcode.tools.swift.compiler (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SwiftChessUI -Onone -enforce-exclusivity\=checked @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64_32/SwiftChessUI.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DXcode -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -target arm64_32-apple-watchos5.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -parse-as-library -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64_32/SwiftChessUI-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64_32/SwiftChessUI.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -package-name spi_builder_workspace -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64_32/SwiftChessUI_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources-normal/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources/arm64_32 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64_32/SwiftChessUI-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ SwiftChessUI (in target 'SwiftChessUI' from project 'swift-chess-neo')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift -target arm64-apple-watchos5.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name SwiftChessUI -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/arm64/SwiftChessUI.abi.json
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift:11:31: error: cannot find type 'UIView' in scope
fileprivate typealias _View = UIView
                              ^~~~~~
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/System/Library/Frameworks/UIKit.framework/Headers/NSTextAttachment.h:23:1: note: interface 'UIView' forward declared here
@class UIView;
^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift:13:32: error: cannot find type 'UILabel' in scope
fileprivate typealias _Label = UILabel
                               ^~~~~~~
SwiftEmitModule normal armv7k Emitting\ module\ for\ SwiftChessUI (in target 'SwiftChessUI' from project 'swift-chess-neo')
Failed frontend command:
/Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift -target armv7k-apple-watchos5.0 -enable-objc-interop -sdk /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -I /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -profile-generate -profile-coverage-mapping -swift-version 5 -enforce-exclusivity\=checked -Onone -D SWIFT_PACKAGE -D DEBUG -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -resource-dir /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/watchos11.4-22T246-43efb940ff07ba2497b70ec94253f576.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-watchos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources-normal/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources/armv7k -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -module-name SwiftChessUI -package-name spi_builder_workspace -frontend-parseable-output -disable-clang-spi -target-sdk-version 11.4 -target-sdk-name watchos11.4 -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI-master-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI-master-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/swift-chess-neo.build/Debug-watchos/SwiftChessUI.build/Objects-normal/armv7k/SwiftChessUI.abi.json
SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift:11:31: error: cannot find type 'UIView' in scope
fileprivate typealias _View = UIView
                              ^~~~~~
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk/System/Library/Frameworks/UIKit.framework/Headers/NSTextAttachment.h:23:1: note: interface 'UIView' forward declared here
@class UIView;
^
/Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift:13:32: error: cannot find type 'UILabel' in scope
fileprivate typealias _Label = UILabel
                               ^~~~~~~
SwiftEmitModule normal arm64_32 Emitting\ module\ for\ SwiftChessUI (in target 'SwiftChessUI' from project 'swift-chess-neo')
SwiftCompile normal arm64_32 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal arm64 Compiling Tables.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal arm64 Compiling\ Board+View.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode

SwiftDriverJobDiscovery normal armv7k Compiling CastlingRights.swift, Color.swift (in target 'SwiftChessCore' from project 'swift-chess-neo')
SwiftCompile normal armv7k Compiling\ Board+View.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
Command SwiftCompile failed with a nonzero exit code
** BUILD FAILED **
The following build commands failed:
	SwiftEmitModule normal arm64 Emitting\ module\ for\ SwiftChessUI (in target 'SwiftChessUI' from project 'swift-chess-neo')
	SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
	SwiftEmitModule normal armv7k Emitting\ module\ for\ SwiftChessUI (in target 'SwiftChessUI' from project 'swift-chess-neo')
	SwiftCompile normal armv7k /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
	SwiftCompile normal armv7k Compiling\ Board+View.swift /Users/admin/builder/spi-builder-workspace/Sources/SwiftChessUI/Board+View.swift (in target 'SwiftChessUI' from project 'swift-chess-neo')
	Building workspace spi-builder-workspace with scheme swift-chess-neo-Package
(6 failures)
BUILD FAILURE 6.1 watchOS