Swift Package IndexBuild Information
Successful build of MarkdownDocumentKit, reference main (b92324), with Swift 6.1 for macOS (SPM) on 29 Sep 2026 21:24:34 UTC.
Swift 6 data race errors: 2
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: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/giordano137/MarkdownDocumentKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/giordano137/MarkdownDocumentKit
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at b923248 Lead the README with what nothing else does
Cloned https://github.com/giordano137/MarkdownDocumentKit.git
Revision (git rev-parse @):
b9232485da0be99024dfb137f15574ed50309c73
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/giordano137/MarkdownDocumentKit.git at main
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/giordano137/MarkdownDocumentKit.git
https://github.com/giordano137/MarkdownDocumentKit.git
{
"dependencies" : [
],
"manifest_display_name" : "MarkdownDocumentKit",
"name" : "MarkdownDocumentKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "16.0"
},
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "MarkdownDocumentKit",
"targets" : [
"MarkdownDocumentKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MarkdownDocumentKitTests",
"module_type" : "SwiftTarget",
"name" : "MarkdownDocumentKitTests",
"path" : "Tests/MarkdownDocumentKitTests",
"sources" : [
"DocumentParserTests.swift",
"DocumentRendererTests.swift",
"DocumentThemeTests.swift",
"MarkdownDocumentKitTests.swift",
"MinimalZipArchiveTests.swift",
"PDFRendererTests.swift"
],
"target_dependencies" : [
"MarkdownDocumentKit"
],
"type" : "test"
},
{
"c99name" : "MarkdownDocumentKit",
"module_type" : "SwiftTarget",
"name" : "MarkdownDocumentKit",
"path" : "Sources/MarkdownDocumentKit",
"product_memberships" : [
"MarkdownDocumentKit"
],
"sources" : [
"CRC32.swift",
"DiagramRenderer.swift",
"DocumentBlock.swift",
"DocumentRenderer.swift",
"DocumentTheme.swift",
"FormulaRenderer.swift",
"ImageRenderer.swift",
"MarkdownDocumentKit.swift",
"MinimalZipArchive.swift",
"OOXMLTableWriter.swift",
"PDFRenderer.swift",
"PlatformTypes.swift",
"TableAttachment.swift",
"TableRenderer.swift",
"WordDocumentExporter.swift"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
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
[3/17] Compiling MarkdownDocumentKit TableAttachment.swift
[4/18] Compiling MarkdownDocumentKit DocumentTheme.swift
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:145:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
17 | import Foundation
18 |
19 | public struct DocumentTheme {
| `- note: consider making struct 'DocumentTheme' conform to the 'Sendable' protocol
20 | /// One callout kind's tinted body background + accent label color — see
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
:
143 | /// `TableRenderer` call site defaults to this, so an existing consumer that never asks for a
144 | /// theme sees zero change.
145 | public static let `default` = DocumentTheme(
| |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'default' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
146 | codeBlockBackground: PlatformColor(white: 0.95, alpha: 1),
147 | codeText: .black,
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:212:24: warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
22 | /// own.
23 | public struct CalloutTint {
| `- note: consider making struct 'CalloutTint' conform to the 'Sendable' protocol
24 | public var background: PlatformColor
25 | public var accent: PlatformColor
:
210 | }
211 |
212 | private static let neutralFallbackTint = CalloutTint(
| |- warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'neutralFallbackTint' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
213 | background: PlatformColor(white: 0.93, alpha: 1),
214 | accent: PlatformColor(white: 0.35, alpha: 1)
[5/18] Compiling MarkdownDocumentKit FormulaRenderer.swift
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:145:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
17 | import Foundation
18 |
19 | public struct DocumentTheme {
| `- note: consider making struct 'DocumentTheme' conform to the 'Sendable' protocol
20 | /// One callout kind's tinted body background + accent label color — see
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
:
143 | /// `TableRenderer` call site defaults to this, so an existing consumer that never asks for a
144 | /// theme sees zero change.
145 | public static let `default` = DocumentTheme(
| |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'default' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
146 | codeBlockBackground: PlatformColor(white: 0.95, alpha: 1),
147 | codeText: .black,
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:212:24: warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
22 | /// own.
23 | public struct CalloutTint {
| `- note: consider making struct 'CalloutTint' conform to the 'Sendable' protocol
24 | public var background: PlatformColor
25 | public var accent: PlatformColor
:
210 | }
211 |
212 | private static let neutralFallbackTint = CalloutTint(
| |- warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'neutralFallbackTint' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
213 | background: PlatformColor(white: 0.93, alpha: 1),
214 | accent: PlatformColor(white: 0.35, alpha: 1)
[6/18] Compiling MarkdownDocumentKit PlatformTypes.swift
[7/18] Compiling MarkdownDocumentKit ImageRenderer.swift
[8/18] Compiling MarkdownDocumentKit MarkdownDocumentKit.swift
[9/18] Compiling MarkdownDocumentKit PDFRenderer.swift
[10/18] Compiling MarkdownDocumentKit MinimalZipArchive.swift
[11/18] Compiling MarkdownDocumentKit OOXMLTableWriter.swift
[12/18] Compiling MarkdownDocumentKit TableRenderer.swift
[13/18] Emitting module MarkdownDocumentKit
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:145:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
17 | import Foundation
18 |
19 | public struct DocumentTheme {
| `- note: consider making struct 'DocumentTheme' conform to the 'Sendable' protocol
20 | /// One callout kind's tinted body background + accent label color — see
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
:
143 | /// `TableRenderer` call site defaults to this, so an existing consumer that never asks for a
144 | /// theme sees zero change.
145 | public static let `default` = DocumentTheme(
| |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'DocumentTheme' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'default' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
146 | codeBlockBackground: PlatformColor(white: 0.95, alpha: 1),
147 | codeText: .black,
/Users/admin/builder/spi-builder-workspace/Sources/MarkdownDocumentKit/DocumentTheme.swift:212:24: warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
21 | /// `DocumentRenderer.calloutParagraph` for why the label itself carries no background of its
22 | /// own.
23 | public struct CalloutTint {
| `- note: consider making struct 'CalloutTint' conform to the 'Sendable' protocol
24 | public var background: PlatformColor
25 | public var accent: PlatformColor
:
210 | }
211 |
212 | private static let neutralFallbackTint = CalloutTint(
| |- warning: static property 'neutralFallbackTint' is not concurrency-safe because non-'Sendable' type 'DocumentTheme.CalloutTint' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'neutralFallbackTint' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
213 | background: PlatformColor(white: 0.93, alpha: 1),
214 | accent: PlatformColor(white: 0.35, alpha: 1)
[14/18] Compiling MarkdownDocumentKit CRC32.swift
[15/18] Compiling MarkdownDocumentKit DiagramRenderer.swift
[16/18] Compiling MarkdownDocumentKit DocumentBlock.swift
[17/18] Compiling MarkdownDocumentKit DocumentRenderer.swift
[18/18] Compiling MarkdownDocumentKit WordDocumentExporter.swift
Build complete! (8.30s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "MarkdownDocumentKit",
"name" : "MarkdownDocumentKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "16.0"
},
{
"name" : "macos",
"version" : "13.0"
}
],
"products" : [
{
"name" : "MarkdownDocumentKit",
"targets" : [
"MarkdownDocumentKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MarkdownDocumentKitTests",
"module_type" : "SwiftTarget",
"name" : "MarkdownDocumentKitTests",
"path" : "Tests/MarkdownDocumentKitTests",
"sources" : [
"DocumentParserTests.swift",
"DocumentRendererTests.swift",
"DocumentThemeTests.swift",
"MarkdownDocumentKitTests.swift",
"MinimalZipArchiveTests.swift",
"PDFRendererTests.swift"
],
"target_dependencies" : [
"MarkdownDocumentKit"
],
"type" : "test"
},
{
"c99name" : "MarkdownDocumentKit",
"module_type" : "SwiftTarget",
"name" : "MarkdownDocumentKit",
"path" : "Sources/MarkdownDocumentKit",
"product_memberships" : [
"MarkdownDocumentKit"
],
"sources" : [
"CRC32.swift",
"DiagramRenderer.swift",
"DocumentBlock.swift",
"DocumentRenderer.swift",
"DocumentTheme.swift",
"FormulaRenderer.swift",
"ImageRenderer.swift",
"MarkdownDocumentKit.swift",
"MinimalZipArchive.swift",
"OOXMLTableWriter.swift",
"PDFRenderer.swift",
"PlatformTypes.swift",
"TableAttachment.swift",
"TableRenderer.swift",
"WordDocumentExporter.swift"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
Done.