Build Information
Successful build of swift-log, reference main (c9c6bb), with Swift 6.4 for macOS (SPM) on 22 Oct 2026 15:12:09 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/apple/swift-log.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/swift-log
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at c9c6bb9 Mutate the logger's handler in place on metadata writes (#529)
Cloned https://github.com/apple/swift-log.git
Revision (git rev-parse @):
c9c6bb9d275ec0d95c3ad16391f3f045dc623104
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-log.git at main
========================================
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-log",
"name": "swift-log",
"url": "https://github.com/apple/swift-log.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-log",
"traits": [
],
"dependencies": [
]
}
]
}
Fetching https://github.com/apple/swift-log.git
[1/8373] Fetching swift-log
Fetched https://github.com/apple/swift-log.git (1.35s)
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at main (c9c6bb9)
Found 0 product dependencies
========================================
Build
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Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/apple/swift-log.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 153]
[Planning deferred tasks]
[31 / 56]
[32 / 57] Logging
[41 / 84]
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[59 / 84] Logging
[60 / 84] Logging
[66 / 85] Logging
[68 / 87] InMemoryLogging
[80 / 88] Logging
[85 / 90] basic-usage-product
[88 / 90] basic-usage-product
Build complete! (6.23 sec)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "swift-log",
"name" : "swift-log",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Logging",
"targets" : [
"Logging"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "InMemoryLogging",
"targets" : [
"InMemoryLogging"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "basic-usage",
"targets" : [
"basic-usage"
],
"type" : {
"snippet" : null
}
}
],
"targets" : [
{
"c99name" : "LoggingTests",
"module_type" : "SwiftTarget",
"name" : "LoggingTests",
"path" : "Tests/LoggingTests",
"sources" : [
"CompatibilityTest.swift",
"GlobalLoggingTest.swift",
"LocalLoggingTest.swift",
"LockTest.swift",
"LogEventTest.swift",
"LoggingTest.swift",
"MDCTest.swift",
"MetadataAttributesTest.swift",
"MetadataProviderTest.swift",
"MetadataValueInterpolationTest.swift",
"MetadataValueTest.swift",
"StreamLogHandlerTest.swift",
"SubDirectoryOfLoggingTests/EmitALogFromSubDirectory.swift",
"SwiftLogNoOpLogHandlerTest.swift",
"TaskLocalLoggerTest.swift",
"TestLogger.swift",
"TestSendable.swift"
],
"target_dependencies" : [
"Logging"
],
"type" : "test"
},
{
"c99name" : "Logging",
"module_type" : "SwiftTarget",
"name" : "Logging",
"path" : "Sources/Logging",
"product_memberships" : [
"Logging",
"InMemoryLogging",
"basic-usage"
],
"sources" : [
"Handlers/MultiplexLogHandler.swift",
"Handlers/StreamLogHandler.swift",
"Handlers/SwiftLogNoOpLogHandler.swift",
"Locks.swift",
"LogEvent.swift",
"LogHandler.swift",
"Logger+Attributes.swift",
"Logger+With.swift",
"Logger.swift",
"LoggingSystem.swift",
"MetadataProvider.swift"
],
"type" : "library"
},
{
"c99name" : "InMemoryLoggingTests",
"module_type" : "SwiftTarget",
"name" : "InMemoryLoggingTests",
"path" : "Tests/InMemoryLoggingTests",
"sources" : [
"InMemoryLogHandlerTests.swift",
"MultiplexProviderRegressionTests.swift"
],
"target_dependencies" : [
"InMemoryLogging",
"Logging"
],
"type" : "test"
},
{
"c99name" : "InMemoryLogging",
"module_type" : "SwiftTarget",
"name" : "InMemoryLogging",
"path" : "Sources/InMemoryLogging",
"product_memberships" : [
"InMemoryLogging",
"basic-usage"
],
"sources" : [
"InMemoryLogHandler.swift"
],
"target_dependencies" : [
"Logging"
],
"type" : "library"
},
{
"c99name" : "basic_usage",
"module_type" : "SwiftTarget",
"name" : "basic-usage",
"path" : "Snippets",
"product_memberships" : [
"basic-usage"
],
"sources" : [
"basic-usage.swift"
],
"target_dependencies" : [
"Logging",
"InMemoryLogging"
],
"type" : "snippet"
}
],
"tools_version" : "6.2"
}
✅ Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path: $PWD/.docs/apple/swift-log/main
Repository: apple/swift-log
Swift version used: 6.4
Target: Logging
Extracting symbol information for 'Logging'...
Finished extracting symbol information for 'Logging'. (1.52s)
Building documentation for 'Logging'...
Finished building documentation for 'Logging' (0.28s)
Generated documentation archive at:
/Users/admin/builder/spi-builder-workspace/.docs/apple/swift-log/main
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin (1.41s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (3.88s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3846] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (1.35s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.12s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
Building for debugging...
[Planning deferred tasks]
[20 / 43] Snippets
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[65 / 92] SymbolKit
[66 / 92] Snippets
[78 / 92] SymbolKit-product
[86 / 93] Snippets
[92 / 97] snippet-extract-product
[93 / 97] snippet-extract-product
[95 / 97] snippet-extract-product
Build complete! (5.98 sec)
Building for debugging...
[Planning deferred tasks]
[2 / 10]
[14 / 22] Logging
[17 / 19] Logging
Build complete! (1.03 sec)
502
6 /Users/admin/builder/spi-builder-workspace/.docs/apple/swift-log/main
✅ Doc result (uploading) reported
========================================
SyncDocs
========================================
Doc archive source directory: $PWD/.docs/apple/swift-log/main
File count: 502
Doc size: 6.0MB
Preparing doc bundle ...
Using presigned URL upload - AWS credentials not required
Uploading -apple-swift-log-main-cfe0b175.zip to presigned URL
Starting upload of 1086970 bytes...
Upload completed successfully
Done.