Swift Package IndexBuild Information
Successful build of PagerKit, reference 1.1.2 (2fa180), with Swift 6.1 for macOS (SPM) on 21 Mar 2026 18:14:59 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
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RunAll
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Builder version: 4.69.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/SzpakKamil/PagerKit.git
Reference: 1.1.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SzpakKamil/PagerKit
* tag 1.1.2 -> FETCH_HEAD
HEAD is now at 2fa180b docs: Rewritten md files and updated images
Cloned https://github.com/SzpakKamil/PagerKit.git
Revision (git rev-parse @):
2fa180bc130b2c2b3540d8c91ca7b6e2aca0f78c
SUCCESS checkout https://github.com/SzpakKamil/PagerKit.git at 1.1.2
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/SzpakKamil/PagerKit.git
https://github.com/SzpakKamil/PagerKit.git
{
"default_localization" : "en",
"dependencies" : [
],
"manifest_display_name" : "PagerKit",
"name" : "PagerKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "14.0"
},
{
"name" : "tvos",
"version" : "14.0"
},
{
"name" : "visionos",
"version" : "1.0"
},
{
"name" : "macos",
"version" : "14.0"
},
{
"name" : "watchos",
"version" : "10.0"
}
],
"products" : [
{
"name" : "PagerKit",
"targets" : [
"PagerKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "PagerKit",
"module_type" : "SwiftTarget",
"name" : "PagerKit",
"path" : "Sources",
"product_memberships" : [
"PagerKit"
],
"sources" : [
"AppKit/ModifiersAppKit.swift",
"AppKit/PKPagesControlView.swift",
"AppKit/PKPagesViewAppKit.swift",
"Shared/Builders & Components/PKForEach.swift",
"Shared/Builders & Components/PKPage.swift",
"Shared/Builders & Components/PKPageBuilder.swift",
"Shared/Enums/PKPageControlIndicatorBackgroundStyle.swift",
"Shared/Enums/PKPageControlIndicatorDirection.swift",
"Shared/Enums/PKPageDirection.swift",
"Shared/Styles & Options/PKPageControlStyle.swift",
"Shared/Styles & Options/PKPageOptions.swift",
"UIKit/Controlers/PKPageUIViewControllerUIKit.swift",
"UIKit/Controlers/PKPagesUIViewControllerUIKit.swift",
"UIKit/Data & Events/PKPagesUIViewControllerDataSourceUIKit.swift",
"UIKit/Data & Events/PKPagesUIViewControllerDelegateUIKit.swift",
"UIKit/ModifiersUIKit.swift",
"UIKit/PKPagesViewUIKit.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
[3/19] Compiling PagerKit ModifiersUIKit.swift
[4/20] Compiling PagerKit PKPagesUIViewControllerUIKit.swift
[5/20] Compiling PagerKit PKPagesUIViewControllerDataSourceUIKit.swift
[6/20] Compiling PagerKit PKPagesViewUIKit.swift
[7/20] Compiling PagerKit ModifiersAppKit.swift
[8/20] Compiling PagerKit PKPagesControlView.swift
[9/20] Compiling PagerKit PKPageControlIndicatorBackgroundStyle.swift
[10/20] Compiling PagerKit PKPageControlIndicatorDirection.swift
[11/20] Compiling PagerKit PKPageDirection.swift
[12/20] Compiling PagerKit PKPageControlStyle.swift
[13/20] Compiling PagerKit PKPagesUIViewControllerDelegateUIKit.swift
[14/20] Compiling PagerKit PKPageOptions.swift
[15/20] Compiling PagerKit PKPageUIViewControllerUIKit.swift
[16/20] Emitting module PagerKit
[17/20] Compiling PagerKit PKPagesViewAppKit.swift
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:126:13: warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
26 | @State private var timer: Timer? = nil
27 | @State private var progressTimer: Timer? = nil
28 | @State private var timerProgress: Double = 0.0
| `- note: mutation of this property is only permitted within the actor
29 |
30 | let pages: [PKPage]
:
124 | // Auto page timer
125 | timer = Timer.scheduledTimer(withTimeInterval: duration, repeats: false) { _ in
126 | timerProgress = 1.0
| `- warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
127 | goToNextPage()
128 | }
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:127:13: warning: call to main actor-isolated instance method 'goToNextPage()' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
125 | timer = Timer.scheduledTimer(withTimeInterval: duration, repeats: false) { _ in
126 | timerProgress = 1.0
127 | goToNextPage()
| `- warning: call to main actor-isolated instance method 'goToNextPage()' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
128 | }
129 |
:
151 | }
152 |
153 | func goToNextPage() {
| |- note: calls to instance method 'goToNextPage()' from outside of its actor context are implicitly asynchronous
| `- note: main actor isolation inferred from conformance to protocol 'View'
154 | guard !pages.isEmpty else { return }
155 | let nextIndex = (selectedIndex.wrappedValue + 1) % pages.count
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:134:13: warning: mutation of captured var 'elapsed' in concurrently-executing code
132 | var elapsed: Double = 0
133 | progressTimer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { t in
134 | elapsed += interval
| `- warning: mutation of captured var 'elapsed' in concurrently-executing code
135 | let progress = min(elapsed / duration, 1.0)
136 | timerProgress = progress
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:135:32: warning: reference to captured var 'elapsed' in concurrently-executing code
133 | progressTimer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { t in
134 | elapsed += interval
135 | let progress = min(elapsed / duration, 1.0)
| `- warning: reference to captured var 'elapsed' in concurrently-executing code
136 | timerProgress = progress
137 | if progress >= 1.0 {
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:136:13: warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
26 | @State private var timer: Timer? = nil
27 | @State private var progressTimer: Timer? = nil
28 | @State private var timerProgress: Double = 0.0
| `- note: mutation of this property is only permitted within the actor
29 |
30 | let pages: [PKPage]
:
134 | elapsed += interval
135 | let progress = min(elapsed / duration, 1.0)
136 | timerProgress = progress
| `- warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
137 | if progress >= 1.0 {
138 | t.invalidate()
[18/20] Compiling PagerKit PKForEach.swift
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:126:13: warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
26 | @State private var timer: Timer? = nil
27 | @State private var progressTimer: Timer? = nil
28 | @State private var timerProgress: Double = 0.0
| `- note: mutation of this property is only permitted within the actor
29 |
30 | let pages: [PKPage]
:
124 | // Auto page timer
125 | timer = Timer.scheduledTimer(withTimeInterval: duration, repeats: false) { _ in
126 | timerProgress = 1.0
| `- warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
127 | goToNextPage()
128 | }
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:127:13: warning: call to main actor-isolated instance method 'goToNextPage()' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
125 | timer = Timer.scheduledTimer(withTimeInterval: duration, repeats: false) { _ in
126 | timerProgress = 1.0
127 | goToNextPage()
| `- warning: call to main actor-isolated instance method 'goToNextPage()' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
128 | }
129 |
:
151 | }
152 |
153 | func goToNextPage() {
| |- note: calls to instance method 'goToNextPage()' from outside of its actor context are implicitly asynchronous
| `- note: main actor isolation inferred from conformance to protocol 'View'
154 | guard !pages.isEmpty else { return }
155 | let nextIndex = (selectedIndex.wrappedValue + 1) % pages.count
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:134:13: warning: mutation of captured var 'elapsed' in concurrently-executing code
132 | var elapsed: Double = 0
133 | progressTimer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { t in
134 | elapsed += interval
| `- warning: mutation of captured var 'elapsed' in concurrently-executing code
135 | let progress = min(elapsed / duration, 1.0)
136 | timerProgress = progress
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:135:32: warning: reference to captured var 'elapsed' in concurrently-executing code
133 | progressTimer = Timer.scheduledTimer(withTimeInterval: interval, repeats: true) { t in
134 | elapsed += interval
135 | let progress = min(elapsed / duration, 1.0)
| `- warning: reference to captured var 'elapsed' in concurrently-executing code
136 | timerProgress = progress
137 | if progress >= 1.0 {
/Users/admin/builder/spi-builder-workspace/Sources/AppKit/PKPagesViewAppKit.swift:136:13: warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
26 | @State private var timer: Timer? = nil
27 | @State private var progressTimer: Timer? = nil
28 | @State private var timerProgress: Double = 0.0
| `- note: mutation of this property is only permitted within the actor
29 |
30 | let pages: [PKPage]
:
134 | elapsed += interval
135 | let progress = min(elapsed / duration, 1.0)
136 | timerProgress = progress
| `- warning: main actor-isolated property 'timerProgress' can not be mutated from a Sendable closure; this is an error in the Swift 6 language mode
137 | if progress >= 1.0 {
138 | t.invalidate()
[19/20] Compiling PagerKit PKPage.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shared/Builders & Components/PKPageBuilder.swift:42:17: warning: main actor-isolated property 'components' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
39 | }
40 | @_documentation(visibility: internal)
41 | public static func buildExpression<Data, ID>(_ forEach: ForEach<Data, ID>) -> [PKPage] where Data: RandomAccessCollection, ID: Hashable {
| `- note: add '@MainActor' to make static method 'buildExpression' part of global actor 'MainActor'
42 | forEach.components
| `- warning: main actor-isolated property 'components' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
43 | }
44 | public static func buildLimitedAvailability(_ component: [PKPage]) -> [PKPage] {
/Users/admin/builder/spi-builder-workspace/Sources/Shared/Builders & Components/PKForEach.swift:15:16: note: property declared here
13 | let content: ((Data.Element) -> [PKPage])?
14 | @_documentation(visibility: internal)
15 | public var components: [PKPage] {
| `- note: property declared here
16 | data.flatMap { content?($0) ?? [] }
17 | }
[20/20] Compiling PagerKit PKPageBuilder.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shared/Builders & Components/PKPageBuilder.swift:42:17: warning: main actor-isolated property 'components' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
39 | }
40 | @_documentation(visibility: internal)
41 | public static func buildExpression<Data, ID>(_ forEach: ForEach<Data, ID>) -> [PKPage] where Data: RandomAccessCollection, ID: Hashable {
| `- note: add '@MainActor' to make static method 'buildExpression' part of global actor 'MainActor'
42 | forEach.components
| `- warning: main actor-isolated property 'components' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
43 | }
44 | public static func buildLimitedAvailability(_ component: [PKPage]) -> [PKPage] {
/Users/admin/builder/spi-builder-workspace/Sources/Shared/Builders & Components/PKForEach.swift:15:16: note: property declared here
13 | let content: ((Data.Element) -> [PKPage])?
14 | @_documentation(visibility: internal)
15 | public var components: [PKPage] {
| `- note: property declared here
16 | data.flatMap { content?($0) ?? [] }
17 | }
Build complete! (9.90s)
Build complete.
{
"default_localization" : "en",
"dependencies" : [
],
"manifest_display_name" : "PagerKit",
"name" : "PagerKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "14.0"
},
{
"name" : "tvos",
"version" : "14.0"
},
{
"name" : "visionos",
"version" : "1.0"
},
{
"name" : "macos",
"version" : "14.0"
},
{
"name" : "watchos",
"version" : "10.0"
}
],
"products" : [
{
"name" : "PagerKit",
"targets" : [
"PagerKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "PagerKit",
"module_type" : "SwiftTarget",
"name" : "PagerKit",
"path" : "Sources",
"product_memberships" : [
"PagerKit"
],
"sources" : [
"AppKit/ModifiersAppKit.swift",
"AppKit/PKPagesControlView.swift",
"AppKit/PKPagesViewAppKit.swift",
"Shared/Builders & Components/PKForEach.swift",
"Shared/Builders & Components/PKPage.swift",
"Shared/Builders & Components/PKPageBuilder.swift",
"Shared/Enums/PKPageControlIndicatorBackgroundStyle.swift",
"Shared/Enums/PKPageControlIndicatorDirection.swift",
"Shared/Enums/PKPageDirection.swift",
"Shared/Styles & Options/PKPageControlStyle.swift",
"Shared/Styles & Options/PKPageOptions.swift",
"UIKit/Controlers/PKPageUIViewControllerUIKit.swift",
"UIKit/Controlers/PKPagesUIViewControllerUIKit.swift",
"UIKit/Data & Events/PKPagesUIViewControllerDataSourceUIKit.swift",
"UIKit/Data & Events/PKPagesUIViewControllerDelegateUIKit.swift",
"UIKit/ModifiersUIKit.swift",
"UIKit/PKPagesViewUIKit.swift"
],
"type" : "library"
}
],
"tools_version" : "5.9"
}
Done.