Swift Package IndexBuild Information
Failed to build Chronicle, reference main (5427bc), with Swift 6.3 for macOS (SPM) on 18 Apr 2026 05:25:38 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Aeastr/Chronicle.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Aeastr/Chronicle
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 5427bc4 WIP
Cloned https://github.com/Aeastr/Chronicle.git
Revision (git rev-parse @):
5427bc4832081a95e835805b9e2cdca55e932b00
SUCCESS checkout https://github.com/Aeastr/Chronicle.git at main
Fetching https://github.com/apple/swift-log.git
[1/6635] Fetching swift-log
Fetched https://github.com/apple/swift-log.git from cache (1.22s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.6.4 (1.81s)
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.6.4
========================================
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": "chronicle",
"name": "Chronicle",
"url": "https://github.com/Aeastr/Chronicle.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Chronicle",
"traits": [
"default"
],
"dependencies": [
{
"identity": "swift-log",
"name": "swift-log",
"url": "https://github.com/apple/swift-log.git",
"version": "1.12.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-log",
"traits": [
],
"dependencies": [
]
}
]
}
]
}
Fetching https://github.com/Aeastr/Chronicle.git
[1/375] Fetching chronicle
Fetched https://github.com/Aeastr/Chronicle.git from cache (1.29s)
Fetching https://github.com/apple/swift-log.git from cache
Fetched https://github.com/apple/swift-log.git from cache (0.56s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (1.25s)
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.12.0
Creating working copy for https://github.com/Aeastr/Chronicle.git
Working copy of https://github.com/Aeastr/Chronicle.git resolved at main (5427bc4)
warning: '.resolve-product-dependencies': dependency 'chronicle' is not used by any target
Found 1 product dependencies
- swift-log
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/Aeastr/Chronicle.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/6] Write sources
[5/6] Write swift-version--6988338F2F200930.txt
[7/19] Compiling Logging Logging.swift
[8/19] Compiling Logging MetadataProvider.swift
[9/19] Emitting module Logging
[10/19] Compiling Logging LogHandler.swift
[11/19] Compiling Logging Locks.swift
[12/19] Compiling Chronicle Tag.swift
[13/19] Compiling Chronicle LogOutputOptions.swift
[14/19] Compiling Chronicle LogMetadata.swift
[15/19] Compiling Chronicle LogEntry.swift
[16/19] Compiling Chronicle Logger.swift
/Users/admin/builder/spi-builder-workspace/Sources/Chronicle/Logger.swift:321:15: warning: result of call to 'sync(flags:execute:)' is unused [#no-usage]
319 |
320 | public func removeEventSink(_ token: LogEventSinkToken) {
321 | queue.sync(flags: .barrier) {
| `- warning: result of call to 'sync(flags:execute:)' is unused [#no-usage]
322 | eventSinks.removeValue(forKey: token.rawValue)
323 | }
[17/19] Emitting module Chronicle
[18/19] Compiling Chronicle LogLevel.swift
[19/19] Compiling Chronicle LogEventSink.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[20/25] Emitting module ChronicleSwiftLogBridge
/Users/admin/builder/spi-builder-workspace/Sources/ChronicleSwiftLogBridge/SwiftLogIntegration.swift:14:26: error: 'Logger' is ambiguous for type lookup in this context
12 | /// A `swift-log` compatible handler that forwards messages into `Chronicle`.
13 | public struct ChronicleLogHandler: LogHandler {
14 | private var backend: Logger
| `- error: 'Logger' is ambiguous for type lookup in this context
15 | public var metadata: Logging.Logger.Metadata
16 | public var logLevel: Logging.Logger.Level {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-log/Sources/Logging/Logging.swift:47:15: note: found this candidate
45 | /// logger.info("Hello World!")
46 | /// ```
47 | public struct Logger {
| `- note: found this candidate
48 | /// Storage class to hold the label and log handler
49 | // The storage implements CoW to become Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Chronicle/Logger.swift:29:20: note: found this candidate
27 | /// ```
28 | /// Logger is @unchecked Sendable because all mutable state is protected by a concurrent queue or is immutable.
29 | public final class Logger: @unchecked Sendable {
| `- note: found this candidate
30 | // MARK: - Registry for Named Shared Logger Instances (Concurrency-safe for Swift 6)
31 | // The registry is encapsulated in a final class and marked @unchecked Sendable.
[21/25] Compiling ChronicleSwiftLogBridge SwiftLogIntegration.swift
/Users/admin/builder/spi-builder-workspace/Sources/ChronicleSwiftLogBridge/SwiftLogIntegration.swift:14:26: error: 'Logger' is ambiguous for type lookup in this context
12 | /// A `swift-log` compatible handler that forwards messages into `Chronicle`.
13 | public struct ChronicleLogHandler: LogHandler {
14 | private var backend: Logger
| `- error: 'Logger' is ambiguous for type lookup in this context
15 | public var metadata: Logging.Logger.Metadata
16 | public var logLevel: Logging.Logger.Level {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-log/Sources/Logging/Logging.swift:47:15: note: found this candidate
45 | /// logger.info("Hello World!")
46 | /// ```
47 | public struct Logger {
| `- note: found this candidate
48 | /// Storage class to hold the label and log handler
49 | // The storage implements CoW to become Sendable
/Users/admin/builder/spi-builder-workspace/Sources/Chronicle/Logger.swift:29:20: note: found this candidate
27 | /// ```
28 | /// Logger is @unchecked Sendable because all mutable state is protected by a concurrent queue or is immutable.
29 | public final class Logger: @unchecked Sendable {
| `- note: found this candidate
30 | // MARK: - Registry for Named Shared Logger Instances (Concurrency-safe for Swift 6)
31 | // The registry is encapsulated in a final class and marked @unchecked Sendable.
[22/25] Compiling ChronicleConsole Logger+Console.swift
BUILD FAILURE 6.3 macosSpm