Build Information
Successful build of swift-log, reference 1.12.0 (507361), with Swift 6.2 for macOS (SPM) on 19 Apr 2026 21:46:50 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-log.git
Reference: 1.12.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/swift-log
* tag 1.12.0 -> FETCH_HEAD
HEAD is now at 5073617 SLG-0003: Error parameter implementation (#425)
Cloned https://github.com/apple/swift-log.git
Revision (git rev-parse @):
5073617dac96330a486245e4c0179cb0a6fd2256
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-log.git at 1.12.0
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.2
Building package at path: $PWD
https://github.com/apple/swift-log.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64
Building for debugging...
[0/6] Write sources
[3/6] Write swift-version--3CB7CFEC50E0D141.txt
[5/12] Compiling Logging MetadataProvider.swift
[6/12] Compiling Logging LogEvent.swift
[7/12] Compiling Logging LogHandler.swift
[8/12] Compiling Logging Locks.swift
[9/12] Emitting module Logging
[10/12] Compiling Logging Logging.swift
[11/14] Compiling InMemoryLogging InMemoryLogHandler.swift
[12/14] Emitting module InMemoryLogging
[13/16] Compiling basic_usage basic-usage.swift
[14/16] Emitting module basic_usage
[14/16] Write Objects.LinkFileList
[15/16] Linking basic-usage
Build complete! (3.64s)
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",
"MetadataProviderTest.swift",
"SubDirectoryOfLoggingTests/EmitALogFromSubDirectory.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" : [
"Locks.swift",
"LogEvent.swift",
"LogHandler.swift",
"Logging.swift",
"MetadataProvider.swift"
],
"type" : "library"
},
{
"c99name" : "InMemoryLoggingTests",
"module_type" : "SwiftTarget",
"name" : "InMemoryLoggingTests",
"path" : "Tests/InMemoryLoggingTests",
"sources" : [
"InMemoryLogHandlerTests.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"
}
Done.