Swift Package IndexBuild Information
Failed to build swift-html, reference 0.5.0 (662619), with Swift 6.3 for macOS (SPM) on 23 Apr 2026 08:36:23 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/pointfreeco/swift-html.git
Reference: 0.5.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/pointfreeco/swift-html
* tag 0.5.0 -> FETCH_HEAD
HEAD is now at 662619f Update MediaType.swift (#108)
Cloned https://github.com/pointfreeco/swift-html.git
Revision (git rev-parse @):
662619ff6c39c389694b9f5d522c72291d034928
SUCCESS checkout https://github.com/pointfreeco/swift-html.git at 0.5.0
Fetching https://github.com/pointfreeco/swift-snapshot-testing.git
Fetching https://github.com/swiftlang/swift-syntax
[1/16065] Fetching swift-snapshot-testing
[483/91101] Fetching swift-snapshot-testing, swift-syntax
Fetched https://github.com/pointfreeco/swift-snapshot-testing.git from cache (5.49s)
Fetched https://github.com/swiftlang/swift-syntax from cache (5.49s)
Computing version for https://github.com/pointfreeco/swift-snapshot-testing
Computed https://github.com/pointfreeco/swift-snapshot-testing at 1.17.5 (6.43s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 600.0.1 (0.84s)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 600.0.1
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing.git
Working copy of https://github.com/pointfreeco/swift-snapshot-testing.git resolved at 1.17.5
========================================
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",
"traits": [
"default"
],
"dependencies": [
{
"identity": "swift-html",
"name": "swift-html",
"url": "https://github.com/pointfreeco/swift-html.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-html",
"traits": [
"default"
],
"dependencies": [
{
"identity": "swift-snapshot-testing",
"name": "swift-snapshot-testing",
"url": "https://github.com/pointfreeco/swift-snapshot-testing",
"version": "1.19.2",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-snapshot-testing",
"traits": [
"default"
],
"dependencies": [
{
"identity": "swift-custom-dump",
"name": "swift-custom-dump",
"url": "https://github.com/pointfreeco/swift-custom-dump",
"version": "1.5.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-custom-dump",
"traits": [
"default"
],
"dependencies": [
{
"identity": "xctest-dynamic-overlay",
"name": "xctest-dynamic-overlay",
"url": "https://github.com/pointfreeco/xctest-dynamic-overlay",
"version": "1.9.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/xctest-dynamic-overlay",
"traits": [
"default"
],
"dependencies": [
]
}
]
},
{
"identity": "swift-syntax",
"name": "swift-syntax",
"url": "https://github.com/swiftlang/swift-syntax",
"version": "603.0.1",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-syntax",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
]
}
]
}
Fetching https://github.com/pointfreeco/swift-html.git
[1/1250] Fetching swift-html
Fetched https://github.com/pointfreeco/swift-html.git from cache (0.92s)
Fetching https://github.com/pointfreeco/swift-snapshot-testing from cache
Fetched https://github.com/pointfreeco/swift-snapshot-testing from cache (0.56s)
Computing version for https://github.com/pointfreeco/swift-snapshot-testing
Computed https://github.com/pointfreeco/swift-snapshot-testing at 1.19.2 (1.18s)
Fetching https://github.com/pointfreeco/swift-custom-dump
Fetching https://github.com/swiftlang/swift-syntax from cache
[1/5464] Fetching swift-custom-dump
Fetched https://github.com/pointfreeco/swift-custom-dump from cache (0.98s)
Fetched https://github.com/swiftlang/swift-syntax from cache (0.98s)
Computing version for https://github.com/pointfreeco/swift-custom-dump
Computed https://github.com/pointfreeco/swift-custom-dump at 1.5.0 (1.63s)
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay
[1/5723] Fetching xctest-dynamic-overlay
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (1.42s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 603.0.1 (2.40s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.9.0 (0.61s)
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.9.0
Creating working copy for https://github.com/pointfreeco/swift-custom-dump
Working copy of https://github.com/pointfreeco/swift-custom-dump resolved at 1.5.0
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 603.0.1
Creating working copy for https://github.com/pointfreeco/swift-html.git
Working copy of https://github.com/pointfreeco/swift-html.git resolved at 0.5.0 (662619f)
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing
Working copy of https://github.com/pointfreeco/swift-snapshot-testing resolved at 1.19.2
warning: '.resolve-product-dependencies': dependency 'swift-html' is not used by any target
Found 1 product dependencies
- swift-snapshot-testing
========================================
Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/pointfreeco/swift-html.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/4] Write sources
[3/4] Write swift-version--6988338F2F200930.txt
[5/49] Compiling Html Node.swift
[6/49] Compiling Html Tag.swift
[7/50] Compiling Html MediaType.swift
[8/50] Compiling Html Html4.swift
[9/50] Compiling Html Events.swift
[10/50] Compiling Html HtmlRender.swift
[11/50] Compiling SnapshotTesting Internal.swift
[12/50] Compiling SnapshotTesting PlistEncoder.swift
[13/50] Compiling Html XmlRender.swift
[14/50] Emitting module Html
[15/50] Compiling SnapshotTesting AssertSnapshot.swift
[16/50] Compiling SnapshotTesting Async.swift
[17/50] Compiling SnapshotTesting String+SpecialCharacters.swift
[18/50] Compiling SnapshotTesting View.swift
[19/50] Compiling SnapshotTesting Diffing.swift
[20/50] Compiling SnapshotTesting Wait.swift
[21/50] Compiling SnapshotTesting Deprecations.swift
[22/50] Compiling SnapshotTesting RecordIssue.swift
[23/50] Compiling SnapshotTesting SnapshotTestingConfiguration.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-snapshot-testing/Sources/SnapshotTesting/SnapshotsTestTrait.swift:37:17: error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
35 | /// A type representing the configuration of snapshot testing.
36 | @_spi(Experimental)
37 | public struct _SnapshotsTestTrait: SuiteTrait, TestTrait {
| |- error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
| `- note: in associated type 'Self.TestScopeProvider' (inferred as 'Never')
38 | public let isRecursive = true
39 | let configuration: SnapshotTestingConfiguration
[24/50] Compiling SnapshotTesting SnapshotsTestTrait.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-snapshot-testing/Sources/SnapshotTesting/SnapshotsTestTrait.swift:37:17: error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
35 | /// A type representing the configuration of snapshot testing.
36 | @_spi(Experimental)
37 | public struct _SnapshotsTestTrait: SuiteTrait, TestTrait {
| |- error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
| `- note: in associated type 'Self.TestScopeProvider' (inferred as 'Never')
38 | public let isRecursive = true
39 | let configuration: SnapshotTestingConfiguration
[25/50] Compiling SnapshotTesting Snapshotting.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-snapshot-testing/Sources/SnapshotTesting/SnapshotsTestTrait.swift:37:17: error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
35 | /// A type representing the configuration of snapshot testing.
36 | @_spi(Experimental)
37 | public struct _SnapshotsTestTrait: SuiteTrait, TestTrait {
| |- error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
| `- note: in associated type 'Self.TestScopeProvider' (inferred as 'Never')
38 | public let isRecursive = true
39 | let configuration: SnapshotTestingConfiguration
[26/50] Compiling SnapshotTesting Any.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-snapshot-testing/Sources/SnapshotTesting/SnapshotsTestTrait.swift:37:17: error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
35 | /// A type representing the configuration of snapshot testing.
36 | @_spi(Experimental)
37 | public struct _SnapshotsTestTrait: SuiteTrait, TestTrait {
| |- error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
| `- note: in associated type 'Self.TestScopeProvider' (inferred as 'Never')
38 | public let isRecursive = true
39 | let configuration: SnapshotTestingConfiguration
[27/53] Compiling SnapshotTesting CALayer.swift
[28/53] Compiling SnapshotTesting CGPath.swift
[29/53] Compiling SnapshotTesting CaseIterable.swift
[30/53] Compiling SnapshotTesting Data.swift
[31/53] Compiling SnapshotTesting Encodable.swift
[32/53] Compiling SnapshotTesting NSBezierPath.swift
[35/53] Compiling SnapshotTesting XCTAttachment.swift
[36/53] Compiling SnapshotTesting Diff.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[41/53] Emitting module SnapshotTesting
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-snapshot-testing/Sources/SnapshotTesting/SnapshotsTestTrait.swift:37:17: error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
35 | /// A type representing the configuration of snapshot testing.
36 | @_spi(Experimental)
37 | public struct _SnapshotsTestTrait: SuiteTrait, TestTrait {
| |- error: cannot use conformance of 'Never' to 'TestScoping' here; 'Testing' has been imported as implementation-only
| `- note: in associated type 'Self.TestScopeProvider' (inferred as 'Never')
38 | public let isRecursive = true
39 | let configuration: SnapshotTestingConfiguration
[42/53] Compiling SnapshotTesting UIView.swift
[43/53] Compiling SnapshotTesting UIViewController.swift
[44/53] Compiling SnapshotTesting URLRequest.swift
[45/53] Compiling SnapshotTesting SwiftUIView.swift
[46/53] Compiling SnapshotTesting UIBezierPath.swift
[47/53] Compiling SnapshotTesting UIImage.swift
[48/53] Compiling SnapshotTesting SceneKit.swift
[49/53] Compiling SnapshotTesting SpriteKit.swift
[50/53] Compiling SnapshotTesting String.swift
[51/53] Compiling SnapshotTesting NSImage.swift
[52/53] Compiling SnapshotTesting NSView.swift
[53/53] Compiling SnapshotTesting NSViewController.swift
BUILD FAILURE 6.3 macosSpm