Swift Package IndexBuild Information
Successful build of Footprint, reference v1.0.6 (7f9010), with Swift 6.1 for macOS (SPM) on 27 May 2025 00:15:10 UTC.
Swift 6 data race errors: 0
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: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/naftaly/Footprint.git
Reference: v1.0.6
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/naftaly/Footprint
* tag v1.0.6 -> FETCH_HEAD
HEAD is now at 7f9010e Added an AsyncStream to receive footprint changes
Cloned https://github.com/naftaly/Footprint.git
Revision (git rev-parse @):
7f9010e91642e6e3e012ebd6b014e0d60dad3d11
SUCCESS checkout https://github.com/naftaly/Footprint.git at v1.0.6
========================================
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": "footprint",
"name": "Footprint",
"url": "https://github.com/naftaly/Footprint.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Footprint",
"dependencies": [
]
}
]
}
Fetching https://github.com/naftaly/Footprint.git
[1/152] Fetching footprint
Fetched https://github.com/naftaly/Footprint.git from cache (0.67s)
Creating working copy for https://github.com/naftaly/Footprint.git
Working copy of https://github.com/naftaly/Footprint.git resolved at v1.0.6 (7f9010e)
warning: '.resolve-product-dependencies': dependency 'footprint' 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/naftaly/Footprint.git
https://github.com/naftaly/Footprint.git
{
"dependencies" : [
],
"manifest_display_name" : "Footprint",
"name" : "Footprint",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Footprint",
"targets" : [
"Footprint"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "FootprintTests",
"module_type" : "SwiftTarget",
"name" : "FootprintTests",
"path" : "Tests/FootprintTests",
"sources" : [
"FootprintTests.swift"
],
"target_dependencies" : [
"Footprint"
],
"type" : "test"
},
{
"c99name" : "Footprint",
"module_type" : "SwiftTarget",
"name" : "Footprint",
"path" : "Sources/Footprint",
"product_memberships" : [
"Footprint"
],
"sources" : [
"DefaultMemoryProvider.swift",
"Footprint.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
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
[3/5] Emitting module Footprint
[4/5] Compiling Footprint Footprint.swift
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:256:13: warning: capture of 'action' with non-sendable type '(Footprint.Memory) -> Void' in a '@Sendable' closure
254 | }
255 | DispatchQueue.global().async {
256 | action(mem)
| |- warning: capture of 'action' with non-sendable type '(Footprint.Memory) -> Void' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
257 | }
258 | }
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:256:20: warning: capture of 'mem' with non-sendable type 'Footprint.Memory' in a '@Sendable' closure
38 | /// A structure that represents the different values required for easier memory
39 | /// handling throughout your apps lifetime.
40 | public struct Memory {
| `- note: consider making struct 'Memory' conform to the 'Sendable' protocol
41 |
42 | /// State describes how close to app termination your app is based on memory.
:
254 | }
255 | DispatchQueue.global().async {
256 | action(mem)
| `- warning: capture of 'mem' with non-sendable type 'Footprint.Memory' in a '@Sendable' closure
257 | }
258 | }
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:310:45: warning: sending 'memory' risks causing data races; this is an error in the Swift 6 language mode
308 | DispatchQueue.main.async {
309 | NotificationCenter.default.post(name: Footprint.memoryDidChangeNotification, object: nil, userInfo: [
310 | Footprint.newMemoryKey: memory,
| |- warning: sending 'memory' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'memory' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
311 | Footprint.oldMemoryKey: oldMemory,
312 | Footprint.changesKey: changeSet,
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:311:45: warning: sending 'oldMemory' risks causing data races; this is an error in the Swift 6 language mode
309 | NotificationCenter.default.post(name: Footprint.memoryDidChangeNotification, object: nil, userInfo: [
310 | Footprint.newMemoryKey: memory,
311 | Footprint.oldMemoryKey: oldMemory,
| |- warning: sending 'oldMemory' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'oldMemory' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
312 | Footprint.changesKey: changeSet,
313 | ])
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:312:43: warning: sending 'changeSet' risks causing data races; this is an error in the Swift 6 language mode
310 | Footprint.newMemoryKey: memory,
311 | Footprint.oldMemoryKey: oldMemory,
312 | Footprint.changesKey: changeSet,
| |- warning: sending 'changeSet' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'changeSet' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
313 | ])
314 | }
/Users/admin/builder/spi-builder-workspace/Sources/Footprint/Footprint.swift:325:40: warning: sending 'memory' risks causing data races; this is an error in the Swift 6 language mode
323 | }
324 | observers.forEach { $0(memory) }
325 | continuations.forEach { $0.yield(memory) }
| |- warning: sending 'memory' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'memory' is passed as a 'sending' parameter; Uses in callee may race with later task-isolated uses
326 | }
327 | }
[5/5] Compiling Footprint DefaultMemoryProvider.swift
Build complete! (8.56s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "Footprint",
"name" : "Footprint",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Footprint",
"targets" : [
"Footprint"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "FootprintTests",
"module_type" : "SwiftTarget",
"name" : "FootprintTests",
"path" : "Tests/FootprintTests",
"sources" : [
"FootprintTests.swift"
],
"target_dependencies" : [
"Footprint"
],
"type" : "test"
},
{
"c99name" : "Footprint",
"module_type" : "SwiftTarget",
"name" : "Footprint",
"path" : "Sources/Footprint",
"product_memberships" : [
"Footprint"
],
"sources" : [
"DefaultMemoryProvider.swift",
"Footprint.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
Done.