Swift Package IndexBuild Information
Successful build of UUIDShortener, reference v1.0.0 (ef43dc), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 19:47:12 UTC.
Swift 6 data race errors: 6
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCapturesBuild Log
========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Dean151/uuid-shortener.git
Reference: v1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Dean151/uuid-shortener
* tag v1.0.0 -> FETCH_HEAD
HEAD is now at ef43dc9 Initial commit
Cloned https://github.com/Dean151/uuid-shortener.git
Revision (git rev-parse @):
ef43dc9e72b6b1f39166175b7bd6a86c34e4bd14
SUCCESS checkout https://github.com/Dean151/uuid-shortener.git at v1.0.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"dependencies": [
{
"identity": "uuid-shortener",
"name": "UUIDShortener",
"url": "https://github.com/Dean151/uuid-shortener.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/uuid-shortener",
"dependencies": [
]
}
]
}
Fetching https://github.com/Dean151/uuid-shortener.git
[1/20] Fetching uuid-shortener
Fetched https://github.com/Dean151/uuid-shortener.git from cache (0.61s)
Creating working copy for https://github.com/Dean151/uuid-shortener.git
Working copy of https://github.com/Dean151/uuid-shortener.git resolved at v1.0.0 (ef43dc9)
warning: '.resolve-product-dependencies': dependency 'uuid-shortener' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/Dean151/uuid-shortener.git
https://github.com/Dean151/uuid-shortener.git
{
"dependencies" : [
],
"manifest_display_name" : "UUIDShortener",
"name" : "UUIDShortener",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "UUIDShortener",
"targets" : [
"UUIDShortener"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "UUIDShortenerTests",
"module_type" : "SwiftTarget",
"name" : "UUIDShortenerTests",
"path" : "Tests/UUIDShortenerTests",
"sources" : [
"UUIDShortenerTests.swift"
],
"target_dependencies" : [
"UUIDShortener"
],
"type" : "test"
},
{
"c99name" : "UUIDShortener",
"module_type" : "SwiftTarget",
"name" : "UUIDShortener",
"path" : "Sources/UUIDShortener",
"product_memberships" : [
"UUIDShortener"
],
"sources" : [
"UUIDShortener.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/4] Emitting module UUIDShortener
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:7:23: warning: static property 'base36' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
| |- warning: static property 'base36' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base36' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
8 | /// Base 58 is flicker like convertion, excluding alike characters
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:9:23: warning: static property 'base58' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
8 | /// Base 58 is flicker like convertion, excluding alike characters
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
| |- warning: static property 'base58' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base58' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
10 | /// Base 62 is using all alphanumeric characters
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:11:23: warning: static property 'base62' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
10 | /// Base 62 is using all alphanumeric characters
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
| |- warning: static property 'base62' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base62' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 | /// Base 64 is using all alphanumeric characters ; plus dash `-` and underscore `_`
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:13:23: warning: static property 'base64' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
12 | /// Base 64 is using all alphanumeric characters ; plus dash `-` and underscore `_`
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
| |- warning: static property 'base64' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base64' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
14 | /// Base 90 is using all characters that are safe of use inside a cookie value.
15 | public static let base90: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!#$%&'()*+-./:<=>?@[]^_`{|}~"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:15:23: warning: static property 'base90' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
14 | /// Base 90 is using all characters that are safe of use inside a cookie value.
15 | public static let base90: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!#$%&'()*+-./:<=>?@[]^_`{|}~"
| |- warning: static property 'base90' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base90' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
16 |
17 | let characters: [Character]
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:43:16: warning: static property 'base16' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
41 |
42 | extension Alphabet {
43 | static let base16: Alphabet = "0123456789abcdef"
| |- warning: static property 'base16' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base16' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
44 | }
45 |
[4/4] Compiling UUIDShortener UUIDShortener.swift
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:7:23: warning: static property 'base36' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
| |- warning: static property 'base36' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base36' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
8 | /// Base 58 is flicker like convertion, excluding alike characters
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:9:23: warning: static property 'base58' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
8 | /// Base 58 is flicker like convertion, excluding alike characters
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
| |- warning: static property 'base58' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base58' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
10 | /// Base 62 is using all alphanumeric characters
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:11:23: warning: static property 'base62' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
9 | public static let base58: Alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"
10 | /// Base 62 is using all alphanumeric characters
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
| |- warning: static property 'base62' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base62' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
12 | /// Base 64 is using all alphanumeric characters ; plus dash `-` and underscore `_`
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:13:23: warning: static property 'base64' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
11 | public static let base62: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
12 | /// Base 64 is using all alphanumeric characters ; plus dash `-` and underscore `_`
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
| |- warning: static property 'base64' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base64' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
14 | /// Base 90 is using all characters that are safe of use inside a cookie value.
15 | public static let base90: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!#$%&'()*+-./:<=>?@[]^_`{|}~"
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:15:23: warning: static property 'base90' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
13 | public static let base64: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
14 | /// Base 90 is using all characters that are safe of use inside a cookie value.
15 | public static let base90: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!#$%&'()*+-./:<=>?@[]^_`{|}~"
| |- warning: static property 'base90' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base90' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
16 |
17 | let characters: [Character]
/Users/admin/builder/spi-builder-workspace/Sources/UUIDShortener/UUIDShortener.swift:43:16: warning: static property 'base16' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
3 | // MARK: - Public
4 |
5 | public struct Alphabet: Equatable, ExpressibleByStringLiteral {
| `- note: consider making struct 'Alphabet' conform to the 'Sendable' protocol
6 | /// Base 36 is using all lowercases alphanumeric characters
7 | public static let base36: Alphabet = "0123456789abcdefghijklmnopqrstuvwxyz"
:
41 |
42 | extension Alphabet {
43 | static let base16: Alphabet = "0123456789abcdef"
| |- warning: static property 'base16' is not concurrency-safe because non-'Sendable' type 'Alphabet' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'base16' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
44 | }
45 |
Build complete! (4.26s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "UUIDShortener",
"name" : "UUIDShortener",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "UUIDShortener",
"targets" : [
"UUIDShortener"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "UUIDShortenerTests",
"module_type" : "SwiftTarget",
"name" : "UUIDShortenerTests",
"path" : "Tests/UUIDShortenerTests",
"sources" : [
"UUIDShortenerTests.swift"
],
"target_dependencies" : [
"UUIDShortener"
],
"type" : "test"
},
{
"c99name" : "UUIDShortener",
"module_type" : "SwiftTarget",
"name" : "UUIDShortener",
"path" : "Sources/UUIDShortener",
"product_memberships" : [
"UUIDShortener"
],
"sources" : [
"UUIDShortener.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
Done.