Swift Package IndexBuild Information
Successful build of GraduatedSlider, reference main (d8fa79), with Swift 6.1 for macOS (SPM) on 24 Apr 2026 19:05:08 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
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/sardon/GraduatedSlider.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/sardon/GraduatedSlider
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at d8fa794 Add macOS support and SwiftUI wrapper
Cloned https://github.com/sardon/GraduatedSlider.git
Revision (git rev-parse @):
d8fa7948c08a989cbbb8e66ecfc65c96f11b56e1
SUCCESS checkout https://github.com/sardon/GraduatedSlider.git at main
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/sardon/GraduatedSlider.git
https://github.com/sardon/GraduatedSlider.git
{
"dependencies" : [
],
"manifest_display_name" : "GraduatedSlider",
"name" : "GraduatedSlider",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "10.0"
},
{
"name" : "macos",
"version" : "10.13"
}
],
"products" : [
{
"name" : "GraduatedSlider",
"targets" : [
"GraduatedSlider"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "GraduatedSliderTests",
"module_type" : "SwiftTarget",
"name" : "GraduatedSliderTests",
"path" : "Tests/GraduatedSliderTests",
"sources" : [
"GraduatedSliderTests.swift"
],
"target_dependencies" : [
"GraduatedSlider"
],
"type" : "test"
},
{
"c99name" : "GraduatedSlider",
"module_type" : "SwiftTarget",
"name" : "GraduatedSlider",
"path" : "Sources/GraduatedSlider",
"product_memberships" : [
"GraduatedSlider"
],
"sources" : [
"BackgroundLayer.swift",
"CGContext+Utils.swift",
"CursorLayer.swift",
"GraduatedSlider.swift",
"GraduatedSliderView.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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/8] Compiling GraduatedSlider CursorLayer.swift
[4/8] Emitting module GraduatedSlider
[5/8] Compiling GraduatedSlider GraduatedSliderView.swift
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:23:12: warning: main actor-isolated property 'minimumValue' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
21 | cursorOutlineColor: PlatformColor,
22 | cursorHighlightedColor: PlatformColor) {
23 | slider.minimumValue = minimumValue
| `- warning: main actor-isolated property 'minimumValue' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
24 | slider.maximumValue = maximumValue
25 | slider.isHorizontal = isHorizontal
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:55:37: note: mutation of this property is only permitted within the actor
53 |
54 | /// The slider minimum value
55 | @IBInspectable open dynamic var minimumValue: CGFloat = 0.0 {
| `- note: mutation of this property is only permitted within the actor
56 | didSet { updateLayerFrames() }
57 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:24:12: warning: main actor-isolated property 'maximumValue' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
22 | cursorHighlightedColor: PlatformColor) {
23 | slider.minimumValue = minimumValue
24 | slider.maximumValue = maximumValue
| `- warning: main actor-isolated property 'maximumValue' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
25 | slider.isHorizontal = isHorizontal
26 | slider.isHapticFeedbackEnabled = isHapticFeedbackEnabled
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:60:37: note: mutation of this property is only permitted within the actor
58 |
59 | /// The slider maximum value
60 | @IBInspectable open dynamic var maximumValue: CGFloat = 1.0 {
| `- note: mutation of this property is only permitted within the actor
61 | didSet { updateLayerFrames() }
62 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:25:12: warning: main actor-isolated property 'isHorizontal' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
23 | slider.minimumValue = minimumValue
24 | slider.maximumValue = maximumValue
25 | slider.isHorizontal = isHorizontal
| `- warning: main actor-isolated property 'isHorizontal' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
26 | slider.isHapticFeedbackEnabled = isHapticFeedbackEnabled
27 | slider.graduationColor = graduationColor
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:23:29: note: mutation of this property is only permitted within the actor
21 |
22 | /// Set to true if the slider is horizontal
23 | @IBInspectable open var isHorizontal: Bool = false {
| `- note: mutation of this property is only permitted within the actor
24 | didSet {
25 | backgroundLayer.isHorizontal = isHorizontal
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:26:12: warning: main actor-isolated property 'isHapticFeedbackEnabled' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
24 | slider.maximumValue = maximumValue
25 | slider.isHorizontal = isHorizontal
26 | slider.isHapticFeedbackEnabled = isHapticFeedbackEnabled
| `- warning: main actor-isolated property 'isHapticFeedbackEnabled' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
27 | slider.graduationColor = graduationColor
28 | slider.cursorColor = cursorColor
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:52:37: note: mutation of this property is only permitted within the actor
50 |
51 | /// Generate haptic feedback when passing over the graduations
52 | @IBInspectable open dynamic var isHapticFeedbackEnabled: Bool = true
| `- note: mutation of this property is only permitted within the actor
53 |
54 | /// The slider minimum value
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:27:12: warning: main actor-isolated property 'graduationColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
25 | slider.isHorizontal = isHorizontal
26 | slider.isHapticFeedbackEnabled = isHapticFeedbackEnabled
27 | slider.graduationColor = graduationColor
| `- warning: main actor-isolated property 'graduationColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
28 | slider.cursorColor = cursorColor
29 | slider.cursorOutlineColor = cursorOutlineColor
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:32:29: note: mutation of this property is only permitted within the actor
30 |
31 | /// The slider's graduations color
32 | @IBInspectable open var graduationColor: PlatformColor = PlatformColor(white: 1.0, alpha: 0.7) {
| `- note: mutation of this property is only permitted within the actor
33 | didSet { backgroundLayer.graduationsColor = graduationColor.cgColor }
34 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:28:12: warning: main actor-isolated property 'cursorColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
26 | slider.isHapticFeedbackEnabled = isHapticFeedbackEnabled
27 | slider.graduationColor = graduationColor
28 | slider.cursorColor = cursorColor
| `- warning: main actor-isolated property 'cursorColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
29 | slider.cursorOutlineColor = cursorOutlineColor
30 | slider.cursorHighlightedColor = cursorHighlightedColor
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:37:29: note: mutation of this property is only permitted within the actor
35 |
36 | /// The slider's cursor color
37 | @IBInspectable open var cursorColor: PlatformColor = PlatformColor(white: 0.85, alpha: 0.7) {
| `- note: mutation of this property is only permitted within the actor
38 | didSet { cursorLayer.cursorColor = cursorColor.cgColor }
39 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:29:12: warning: main actor-isolated property 'cursorOutlineColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
27 | slider.graduationColor = graduationColor
28 | slider.cursorColor = cursorColor
29 | slider.cursorOutlineColor = cursorOutlineColor
| `- warning: main actor-isolated property 'cursorOutlineColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
30 | slider.cursorHighlightedColor = cursorHighlightedColor
31 | if slider.value != value {
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:42:29: note: mutation of this property is only permitted within the actor
40 |
41 | /// The slider's cursor outline color
42 | @IBInspectable open var cursorOutlineColor: PlatformColor = PlatformColor(white: 0.7, alpha: 0.64) {
| `- note: mutation of this property is only permitted within the actor
43 | didSet { cursorLayer.cursorOutlineColor = cursorOutlineColor.cgColor }
44 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:30:12: warning: main actor-isolated property 'cursorHighlightedColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
28 | slider.cursorColor = cursorColor
29 | slider.cursorOutlineColor = cursorOutlineColor
30 | slider.cursorHighlightedColor = cursorHighlightedColor
| `- warning: main actor-isolated property 'cursorHighlightedColor' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
31 | if slider.value != value {
32 | slider.value = value
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:47:29: note: mutation of this property is only permitted within the actor
45 |
46 | /// The slider's cursor color when highlighted (currently tracking)
47 | @IBInspectable open var cursorHighlightedColor: PlatformColor = PlatformColor(white: 1.0, alpha: 1.0) {
| `- note: mutation of this property is only permitted within the actor
48 | didSet { cursorLayer.cursorHighlightedColor = cursorHighlightedColor.cgColor }
49 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:31:15: warning: main actor-isolated property 'value' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
29 | slider.cursorOutlineColor = cursorOutlineColor
30 | slider.cursorHighlightedColor = cursorHighlightedColor
31 | if slider.value != value {
| `- warning: main actor-isolated property 'value' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
32 | slider.value = value
33 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:65:37: note: property declared here
63 |
64 | /// The slider current value
65 | @IBInspectable open dynamic var value: CGFloat = 0.5 {
| `- note: property declared here
66 | didSet { updateLayerFrames() }
67 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:32:16: warning: main actor-isolated property 'value' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
11 | // MARK: - Shared configuration
12 |
13 | private func apply(_ slider: GraduatedSlider,
| `- note: add '@MainActor' to make global function 'apply(_:value:minimumValue:maximumValue:isHorizontal:isHapticFeedbackEnabled:graduationColor:cursorColor:cursorOutlineColor:cursorHighlightedColor:)' part of global actor 'MainActor'
14 | value: CGFloat,
15 | minimumValue: CGFloat,
:
30 | slider.cursorHighlightedColor = cursorHighlightedColor
31 | if slider.value != value {
32 | slider.value = value
| `- warning: main actor-isolated property 'value' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
33 | }
34 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:65:37: note: mutation of this property is only permitted within the actor
63 |
64 | /// The slider current value
65 | @IBInspectable open dynamic var value: CGFloat = 0.5 {
| `- note: mutation of this property is only permitted within the actor
66 | didSet { updateLayerFrames() }
67 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSliderView.swift:156:90: warning: main actor-isolated property 'value' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
154 | private var value: Binding<CGFloat>
155 | init(value: Binding<CGFloat>) { self.value = value }
156 | @objc func valueChanged(_ sender: GraduatedSlider) { value.wrappedValue = sender.value }
| | `- warning: main actor-isolated property 'value' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
| `- note: add '@MainActor' to make instance method 'valueChanged' part of global actor 'MainActor'
157 | }
158 | }
/Users/admin/builder/spi-builder-workspace/Sources/GraduatedSlider/GraduatedSlider.swift:65:37: note: property declared here
63 |
64 | /// The slider current value
65 | @IBInspectable open dynamic var value: CGFloat = 0.5 {
| `- note: property declared here
66 | didSet { updateLayerFrames() }
67 | }
[6/8] Compiling GraduatedSlider GraduatedSlider.swift
[7/8] Compiling GraduatedSlider CGContext+Utils.swift
[8/8] Compiling GraduatedSlider BackgroundLayer.swift
Build complete! (7.63s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "GraduatedSlider",
"name" : "GraduatedSlider",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "10.0"
},
{
"name" : "macos",
"version" : "10.13"
}
],
"products" : [
{
"name" : "GraduatedSlider",
"targets" : [
"GraduatedSlider"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "GraduatedSliderTests",
"module_type" : "SwiftTarget",
"name" : "GraduatedSliderTests",
"path" : "Tests/GraduatedSliderTests",
"sources" : [
"GraduatedSliderTests.swift"
],
"target_dependencies" : [
"GraduatedSlider"
],
"type" : "test"
},
{
"c99name" : "GraduatedSlider",
"module_type" : "SwiftTarget",
"name" : "GraduatedSlider",
"path" : "Sources/GraduatedSlider",
"product_memberships" : [
"GraduatedSlider"
],
"sources" : [
"BackgroundLayer.swift",
"CGContext+Utils.swift",
"CursorLayer.swift",
"GraduatedSlider.swift",
"GraduatedSliderView.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
Done.