Swift Package IndexBuild Information
Successful build of Int2X, reference main (ca4881), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 23:40:30 UTC.
Swift 6 data race errors: 5
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/dankogai/swift-int2x.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dankogai/swift-int2x
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at ca4881a Update README.md
Cloned https://github.com/dankogai/swift-int2x.git
Revision (git rev-parse @):
ca4881a6b480e774fcfcdbac280f5901be959863
SUCCESS checkout https://github.com/dankogai/swift-int2x.git at main
========================================
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": "swift-int2x",
"name": "Int2X",
"url": "https://github.com/dankogai/swift-int2x.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-int2x",
"dependencies": [
]
}
]
}
Fetching https://github.com/dankogai/swift-int2x.git
[1/441] Fetching swift-int2x
Fetched https://github.com/dankogai/swift-int2x.git from cache (0.67s)
Creating working copy for https://github.com/dankogai/swift-int2x.git
Working copy of https://github.com/dankogai/swift-int2x.git resolved at main (ca4881a)
warning: '.resolve-product-dependencies': dependency 'swift-int2x' 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/dankogai/swift-int2x.git
https://github.com/dankogai/swift-int2x.git
{
"dependencies" : [
],
"manifest_display_name" : "Int2X",
"name" : "Int2X",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Int2X",
"targets" : [
"Int2X"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "Int2XRun",
"targets" : [
"Int2XRun"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "Int2XTests",
"module_type" : "SwiftTarget",
"name" : "Int2XTests",
"path" : "Tests/Int2XTests",
"sources" : [
"Int2XTests.swift",
"UInt2XTests.swift",
"XCTestManifests.swift"
],
"target_dependencies" : [
"Int2X"
],
"type" : "test"
},
{
"c99name" : "Int2XRun",
"module_type" : "SwiftTarget",
"name" : "Int2XRun",
"path" : "Sources/Int2XRun",
"product_memberships" : [
"Int2XRun"
],
"sources" : [
"main.swift"
],
"target_dependencies" : [
"Int2X"
],
"type" : "executable"
},
{
"c99name" : "Int2X",
"module_type" : "SwiftTarget",
"name" : "Int2X",
"path" : "Sources/Int2X",
"product_memberships" : [
"Int2X",
"Int2XRun"
],
"sources" : [
"Int2X.swift",
"UInt2X.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
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...
[0/7] Write sources
[1/7] Write Int2XRun-entitlement.plist
[2/7] Write sources
[3/7] Write swift-version-2F0A5646E1D333AE.txt
[5/10] Compiling Int2X UInt2X.swift
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: warning: static property 'useAccelerate' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| |- warning: static property 'useAccelerate' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'useAccelerate' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'useAccelerate' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
82 | #else
83 | public static let useAccelerate = false
[6/10] Compiling Int2X Int2X.swift
[7/10] Emitting module Int2X
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: warning: static property 'useAccelerate' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| |- warning: static property 'useAccelerate' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'useAccelerate' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'useAccelerate' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
82 | #else
83 | public static let useAccelerate = false
[8/12] Compiling Int2XRun main.swift
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:7:22: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
5 | }
6 |
7 | let ua = Int2XConfig.useAccelerate ? [false, true] : [false]
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
8 |
9 | for a in ua {
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:12:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
10 | if 1 < ua.count {
11 | #if os(macOS) || os(iOS)
12 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
13 | #endif
14 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:22:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
20 | if 1 < ua.count {
21 | #if os(macOS) || os(iOS)
22 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
23 | #endif
24 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:32:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
30 | if 1 < ua.count {
31 | #if os(macOS) || os(iOS)
32 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
33 | #endif
34 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
[9/12] Emitting module Int2XRun
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:7:22: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
5 | }
6 |
7 | let ua = Int2XConfig.useAccelerate ? [false, true] : [false]
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
8 |
9 | for a in ua {
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:12:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
10 | if 1 < ua.count {
11 | #if os(macOS) || os(iOS)
12 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
13 | #endif
14 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:22:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
20 | if 1 < ua.count {
21 | #if os(macOS) || os(iOS)
22 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
23 | #endif
24 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
/Users/admin/builder/spi-builder-workspace/Sources/Int2XRun/main.swift:32:21: warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
30 | if 1 < ua.count {
31 | #if os(macOS) || os(iOS)
32 | Int2XConfig.useAccelerate = a
| `- warning: reference to class property 'useAccelerate' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
33 | #endif
34 | }
/Users/admin/builder/spi-builder-workspace/Sources/Int2X/UInt2X.swift:81:23: note: class property declared here
79 | public class Int2XConfig {
80 | #if os(macOS) || os(iOS) || os(watchOS) || os(tvOS)
81 | public static var useAccelerate = true
| `- note: class property declared here
82 | #else
83 | public static let useAccelerate = false
[9/12] Write Objects.LinkFileList
[10/12] Linking Int2XRun
[11/12] Applying Int2XRun
Build complete! (7.42s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "Int2X",
"name" : "Int2X",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Int2X",
"targets" : [
"Int2X"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "Int2XRun",
"targets" : [
"Int2XRun"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "Int2XTests",
"module_type" : "SwiftTarget",
"name" : "Int2XTests",
"path" : "Tests/Int2XTests",
"sources" : [
"Int2XTests.swift",
"UInt2XTests.swift",
"XCTestManifests.swift"
],
"target_dependencies" : [
"Int2X"
],
"type" : "test"
},
{
"c99name" : "Int2XRun",
"module_type" : "SwiftTarget",
"name" : "Int2XRun",
"path" : "Sources/Int2XRun",
"product_memberships" : [
"Int2XRun"
],
"sources" : [
"main.swift"
],
"target_dependencies" : [
"Int2X"
],
"type" : "executable"
},
{
"c99name" : "Int2X",
"module_type" : "SwiftTarget",
"name" : "Int2X",
"path" : "Sources/Int2X",
"product_memberships" : [
"Int2X",
"Int2XRun"
],
"sources" : [
"Int2X.swift",
"UInt2X.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
Done.