Swift Package IndexBuild Information
Successful build of EFFoundation, reference 1.7.1 (afb22d), with Swift 6.4 for macOS (SPM) on 19 Sep 2026 12:15:01 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/EFPrefix/EFFoundation.git
Reference: 1.7.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/EFPrefix/EFFoundation
* tag 1.7.1 -> FETCH_HEAD
HEAD is now at afb22de 1.7.1
Cloned https://github.com/EFPrefix/EFFoundation.git
Revision (git rev-parse @):
afb22ded5e2dfd8b375b9e4236ea9c20ecd5815f
SUCCESS checkout https://github.com/EFPrefix/EFFoundation.git at 1.7.1
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/EFPrefix/EFFoundation.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
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[20 / 29] EFFoundation
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[93 / 102] EFFoundation
[94 / 102] EFFoundation
[99 / 102] EFFoundation
Build complete! (9.56 sec)
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/BitSet.swift:158:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'BitSet' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m156 |[0;0m extension BitSet: Hashable {
[0;36m157 |[0;0m /* Based on the hashing code from Java's BitSet. */
[0;36m158 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'BitSet' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m159 |[0;0m var h = Word(1234)
[0;36m160 |[0;0m for i in stride(from: words.count, to: 0, by: -1) {
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:5:33: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m1 |[0;0m // https://github.com/raywenderlich/swift-algorithm-club
[0;36m2 |[0;0m public final class LinkedList<T> {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m3 |[0;0m
[0;36m4 |[0;0m /// Linked List's Node Class Declaration
[0;36m5 |[0;0m public class LinkedListNode<T> {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m6 |[0;0m var value: T
[0;36m7 |[0;0m var next: LinkedListNode?
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:333:26: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m327 |[0;0m // MARK: - Collection Index
[0;36m328 |[0;0m /// Custom index type that contains a reference to the node at index 'tag'
[0;36m329 |[0;0m public struct LinkedListIndex<T>: Comparable {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m330 |[0;0m fileprivate let node: LinkedList<T>.LinkedListNode<T>?
[0;36m331 |[0;0m fileprivate let tag: Int
[0;36m332 |[0;0m
[0;36m333 |[0;0m public static func==<T>(lhs: LinkedListIndex<T>, rhs: LinkedListIndex<T>) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m334 |[0;0m return (lhs.tag == rhs.tag)
[0;36m335 |[0;0m }
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:337:26: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m327 |[0;0m // MARK: - Collection Index
[0;36m328 |[0;0m /// Custom index type that contains a reference to the node at index 'tag'
[0;36m329 |[0;0m public struct LinkedListIndex<T>: Comparable {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m330 |[0;0m fileprivate let node: LinkedList<T>.LinkedListNode<T>?
[0;36m331 |[0;0m fileprivate let tag: Int
[0;36m:[0;0m
[0;36m335 |[0;0m }
[0;36m336 |[0;0m
[0;36m337 |[0;0m public static func< <T>(lhs: LinkedListIndex<T>, rhs: LinkedListIndex<T>) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m338 |[0;0m return (lhs.tag < rhs.tag)
[0;36m339 |[0;0m }
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/Extension/String+.swift:220:1: [1;33mwarning: [1;39mextension declares a conformance of imported type 'String' to imported protocols 'LocalizedError', 'Error'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future[0;0m
[0;36m218 |[0;0m
[0;36m219 |[0;0m // throw errors using strings
[0;36m220 |[0;0m extension String: LocalizedError {
[0;36m|[0;0m |- [1;33mwarning: [1;39mextension declares a conformance of imported type 'String' to imported protocols 'LocalizedError', 'Error'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future[0;0m
[0;36m|[0;0m `- [1;39mnote: [1;39madd '@retroactive' to silence this warning[0;0m
[0;36m221 |[0;0m public var errorDescription: String? { return self }
[0;36m222 |[0;0m }
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/BitSet.swift:158:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'BitSet' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m156 |[0;0m extension BitSet: Hashable {
[0;36m157 |[0;0m /* Based on the hashing code from Java's BitSet. */
[0;36m158 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'BitSet' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m159 |[0;0m var h = Word(1234)
[0;36m160 |[0;0m for i in stride(from: words.count, to: 0, by: -1) {
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:5:33: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m1 |[0;0m // https://github.com/raywenderlich/swift-algorithm-club
[0;36m2 |[0;0m public final class LinkedList<T> {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m3 |[0;0m
[0;36m4 |[0;0m /// Linked List's Node Class Declaration
[0;36m5 |[0;0m public class LinkedListNode<T> {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m6 |[0;0m var value: T
[0;36m7 |[0;0m var next: LinkedListNode?
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:333:26: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m327 |[0;0m // MARK: - Collection Index
[0;36m328 |[0;0m /// Custom index type that contains a reference to the node at index 'tag'
[0;36m329 |[0;0m public struct LinkedListIndex<T>: Comparable {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m330 |[0;0m fileprivate let node: LinkedList<T>.LinkedListNode<T>?
[0;36m331 |[0;0m fileprivate let tag: Int
[0;36m332 |[0;0m
[0;36m333 |[0;0m public static func==<T>(lhs: LinkedListIndex<T>, rhs: LinkedListIndex<T>) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m334 |[0;0m return (lhs.tag == rhs.tag)
[0;36m335 |[0;0m }
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/DataStructure/LinkedList.swift:337:26: [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m327 |[0;0m // MARK: - Collection Index
[0;36m328 |[0;0m /// Custom index type that contains a reference to the node at index 'tag'
[0;36m329 |[0;0m public struct LinkedListIndex<T>: Comparable {
[0;36m|[0;0m `- [1;39mnote: [1;39m'T' previously declared here[0;0m
[0;36m330 |[0;0m fileprivate let node: LinkedList<T>.LinkedListNode<T>?
[0;36m331 |[0;0m fileprivate let tag: Int
[0;36m:[0;0m
[0;36m335 |[0;0m }
[0;36m336 |[0;0m
[0;36m337 |[0;0m public static func< <T>(lhs: LinkedListIndex<T>, rhs: LinkedListIndex<T>) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39mgeneric parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m338 |[0;0m return (lhs.tag < rhs.tag)
[0;36m339 |[0;0m }
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/EFFoundation/Core/Extension/String+.swift:220:1: [1;33mwarning: [1;39mextension declares a conformance of imported type 'String' to imported protocols 'LocalizedError', 'Error'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future[0;0m
[0;36m218 |[0;0m
[0;36m219 |[0;0m // throw errors using strings
[0;36m220 |[0;0m extension String: LocalizedError {
[0;36m|[0;0m |- [1;33mwarning: [1;39mextension declares a conformance of imported type 'String' to imported protocols 'LocalizedError', 'Error'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future[0;0m
[0;36m|[0;0m `- [1;39mnote: [1;39madd '@retroactive' to silence this warning[0;0m
[0;36m221 |[0;0m public var errorDescription: String? { return self }
[0;36m222 |[0;0m }
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "EFFoundation",
"name" : "EFFoundation",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "11.0"
},
{
"name" : "macos",
"version" : "10.13"
},
{
"name" : "tvos",
"version" : "11.0"
},
{
"name" : "watchos",
"version" : "6.0"
}
],
"products" : [
{
"name" : "EFFoundation",
"targets" : [
"EFFoundation"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "EFFoundation",
"module_type" : "SwiftTarget",
"name" : "EFFoundation",
"path" : "EFFoundation/Core",
"product_memberships" : [
"EFFoundation"
],
"sources" : [
"DataStructure/BitSet.swift",
"DataStructure/Deque.swift",
"DataStructure/LinkedList.swift",
"DataStructure/Queue.swift",
"DataStructure/Stack.swift",
"DataStructure/Tree.swift",
"EFFoundation.swift",
"Extension/Array+.swift",
"Extension/ArraySlice+.swift",
"Extension/BinaryFloatingPoint+.swift",
"Extension/BinaryInteger+.swift",
"Extension/Bool+.swift",
"Extension/CATransaction+.swift",
"Extension/CGColor+.swift",
"Extension/CGFloat+.swift",
"Extension/CGImage.swift",
"Extension/CGRect+.swift",
"Extension/CGSize+.swift",
"Extension/CIColor+.swift",
"Extension/CIImage+.swift",
"Extension/Character+.swift",
"Extension/Comparable+.swift",
"Extension/Data+.swift",
"Extension/Date+.swift",
"Extension/Dictionary+.swift",
"Extension/DispatchQueue+.swift",
"Extension/Double+.swift",
"Extension/Float+.swift",
"Extension/Int+.swift",
"Extension/Int16+.swift",
"Extension/Int32+.swift",
"Extension/Int64+.swift",
"Extension/Int8+.swift",
"Extension/NSColor+.swift",
"Extension/NSImage+.swift",
"Extension/NSString+.swift",
"Extension/String+.swift",
"Extension/TimeInterval+.swift",
"Extension/UIApplication+.swift",
"Extension/UIButton+.swift",
"Extension/UICollectionView+.swift",
"Extension/UIColor+.swift",
"Extension/UIControl+.swift",
"Extension/UIEdgeInsets+.swift",
"Extension/UIFont+.swift",
"Extension/UIGestureRecognizer+.swift",
"Extension/UIImage+.swift",
"Extension/UIImageView+.swift",
"Extension/UINavigationController+.swift",
"Extension/UIRectCorner+.swift",
"Extension/UIView+.swift",
"Extension/UIViewController+.swift",
"Extension/UInt+.swift",
"Extension/UInt16+.swift",
"Extension/UInt32+.swift",
"Extension/UInt64+.swift",
"Extension/UInt8+.swift",
"Extension/URL+.swift"
],
"type" : "library"
}
],
"tools_version" : "5.1"
}
Done.