Swift Package IndexBuild Information
Successful build of SwiftPublicSuffixList, reference main (f3e076), with Swift 6.1 for macOS (SPM) on 29 Apr 2026 05:26:06 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: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ekscrypto/SwiftPublicSuffixList.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ekscrypto/SwiftPublicSuffixList
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at f3e076b Update public suffix list - v3.1.3
Cloned https://github.com/ekscrypto/SwiftPublicSuffixList.git
Revision (git rev-parse @):
f3e076b1e491d8a77d72d089f23c9deefb468276
SUCCESS checkout https://github.com/ekscrypto/SwiftPublicSuffixList.git at main
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/ekscrypto/SwiftPublicSuffixList.git
https://github.com/ekscrypto/SwiftPublicSuffixList.git
{
"dependencies" : [
],
"manifest_display_name" : "SwiftPublicSuffixList",
"name" : "SwiftPublicSuffixList",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.12"
},
{
"name" : "ios",
"version" : "11.0"
},
{
"name" : "tvos",
"version" : "11.0"
}
],
"products" : [
{
"name" : "SwiftPublicSuffixList",
"targets" : [
"SwiftPublicSuffixList"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "SuffixLoadBench",
"targets" : [
"SuffixLoadBench"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "SwiftPublicSuffixListTests",
"module_type" : "SwiftTarget",
"name" : "SwiftPublicSuffixListTests",
"path" : "Tests/SwiftPublicSuffixListTests",
"sources" : [
"LoadSaveUpdateTests.swift",
"SwiftPublicSuffixListTests.swift",
"TrieTests.swift"
],
"target_dependencies" : [
"SwiftPublicSuffixList"
],
"type" : "test"
},
{
"c99name" : "SwiftPublicSuffixList",
"module_type" : "SwiftTarget",
"name" : "SwiftPublicSuffixList",
"path" : "Sources/SwiftPublicSuffixList",
"product_memberships" : [
"SwiftPublicSuffixList",
"SuffixLoadBench"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/registry.trie",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"PublicSuffixList.swift",
"PublicSuffixOnlineRegistryFetcher.swift",
"Punycode.swift",
"TrieBuilder.swift",
"TrieFormat.swift",
"TrieMatcher.swift"
],
"type" : "library"
},
{
"c99name" : "SuffixLoadBench",
"module_type" : "SwiftTarget",
"name" : "SuffixLoadBench",
"path" : "Sources/SuffixLoadBench",
"product_memberships" : [
"SuffixLoadBench"
],
"sources" : [
"Bench.swift",
"BenchCorpus.swift",
"GeneratedRules.swift",
"Generators.swift",
"Loaders.swift",
"TrieFormat.swift",
"TrieMatcher.swift",
"main.swift"
],
"target_dependencies" : [
"SwiftPublicSuffixList"
],
"type" : "executable"
}
],
"tools_version" : "5.5"
}
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...
[0/8] Write sources
[2/8] Copying registry.trie
[2/8] Write SuffixLoadBench-entitlement.plist
[4/8] Write swift-version-2F0A5646E1D333AE.txt
[6/16] Compiling SwiftPublicSuffixList TrieFormat.swift
[7/16] Compiling SwiftPublicSuffixList TrieBuilder.swift
[8/16] Compiling SwiftPublicSuffixList Punycode.swift
[9/16] Compiling SwiftPublicSuffixList resource_bundle_accessor.swift
[10/16] Emitting module SwiftPublicSuffixList
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:110:23: warning: static property 'logger' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
108 | /// Logger used for diagnostic messages. Defaults to `print(_:)`. Replace
109 | /// with your own function to route warnings into an app logger.
110 | public static var logger: Logger = { print($0) }
| |- warning: static property 'logger' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'logger' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'logger' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
111 |
112 | /// Default URL-request handler using `URLSession.shared`. Override by
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:115:23: warning: static property 'defaultUrlRequestHandler' is not concurrency-safe because non-'Sendable' type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') may have shared mutable state; this is an error in the Swift 6 language mode
113 | /// passing a custom handler to ``init(source:urlRequestHandler:)`` when
114 | /// you need to integrate with a specific networking stack.
115 | public static let defaultUrlRequestHandler: URLRequestHandler = { request, completion in
| |- warning: static property 'defaultUrlRequestHandler' is not concurrency-safe because non-'Sendable' type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'defaultUrlRequestHandler' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
116 | URLSession.shared.dataTask(with: request, completionHandler: completion).resume()
117 | }
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:116:70: warning: passing non-sendable parameter 'completion' to function expecting a @Sendable closure
113 | /// passing a custom handler to ``init(source:urlRequestHandler:)`` when
114 | /// you need to integrate with a specific networking stack.
115 | public static let defaultUrlRequestHandler: URLRequestHandler = { request, completion in
| `- note: parameter 'completion' is implicitly non-sendable
116 | URLSession.shared.dataTask(with: request, completionHandler: completion).resume()
| `- warning: passing non-sendable parameter 'completion' to function expecting a @Sendable closure
117 | }
118 |
[11/16] Compiling SwiftPublicSuffixList PublicSuffixOnlineRegistryFetcher.swift
[12/16] Compiling SwiftPublicSuffixList TrieMatcher.swift
[13/16] Compiling SwiftPublicSuffixList PublicSuffixList.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:110:23: warning: static property 'logger' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
108 | /// Logger used for diagnostic messages. Defaults to `print(_:)`. Replace
109 | /// with your own function to route warnings into an app logger.
110 | public static var logger: Logger = { print($0) }
| |- warning: static property 'logger' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'logger' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'logger' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
111 |
112 | /// Default URL-request handler using `URLSession.shared`. Override by
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:115:23: warning: static property 'defaultUrlRequestHandler' is not concurrency-safe because non-'Sendable' type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') may have shared mutable state; this is an error in the Swift 6 language mode
113 | /// passing a custom handler to ``init(source:urlRequestHandler:)`` when
114 | /// you need to integrate with a specific networking stack.
115 | public static let defaultUrlRequestHandler: URLRequestHandler = { request, completion in
| |- warning: static property 'defaultUrlRequestHandler' is not concurrency-safe because non-'Sendable' type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'defaultUrlRequestHandler' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
116 | URLSession.shared.dataTask(with: request, completionHandler: completion).resume()
117 | }
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:116:70: warning: passing non-sendable parameter 'completion' to function expecting a @Sendable closure
113 | /// passing a custom handler to ``init(source:urlRequestHandler:)`` when
114 | /// you need to integrate with a specific networking stack.
115 | public static let defaultUrlRequestHandler: URLRequestHandler = { request, completion in
| `- note: parameter 'completion' is implicitly non-sendable
116 | URLSession.shared.dataTask(with: request, completionHandler: completion).resume()
| `- warning: passing non-sendable parameter 'completion' to function expecting a @Sendable closure
117 | }
118 |
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:431:36: warning: capture of 'requestHandler' with non-sendable type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') in a '@Sendable' closure
429 | logger: Self.logger,
430 | cachePolicy: cachePolicy,
431 | urlRequestHandler: requestHandler
| |- warning: capture of 'requestHandler' with non-sendable type 'PublicSuffixList.URLRequestHandler' (aka '(URLRequest, @escaping (Optional<Data>, Optional<URLResponse>, Optional<any Error>) -> ()) -> ()') in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
432 | ) {
433 | let data = TrieBuilder.buildAndSerialize(rules: rules)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:435:17: warning: capture of 'self' with non-sendable type 'PublicSuffixList?' in a '@Sendable' closure
94 | /// - ``updateUsingOnlineRegistry(cachePolicy:completion:)``
95 | /// - ``export(to:writeOptions:)``
96 | public final class PublicSuffixList {
| `- note: class 'PublicSuffixList' does not conform to the 'Sendable' protocol
97 |
98 | /// Completion handler type for URL request operations.
:
433 | let data = TrieBuilder.buildAndSerialize(rules: rules)
434 | let newMatcher = TrieMatcher(data: data)
435 | self?.accessLock.lock()
| `- warning: capture of 'self' with non-sendable type 'PublicSuffixList?' in a '@Sendable' closure
436 | self?.matcher = newMatcher
437 | self?.accessLock.unlock()
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:441:13: warning: capture of 'completion' with non-sendable type '(Bool) -> Void' in a '@Sendable' closure
439 | success = true
440 | }
441 | completion(success)
| |- warning: capture of 'completion' with non-sendable type '(Bool) -> Void' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
442 | self?.updateThread = nil
443 | }
/Users/admin/builder/spi-builder-workspace/Sources/SwiftPublicSuffixList/PublicSuffixList.swift:208:26: warning: sending value of non-Sendable type 'PublicSuffixList' risks causing data races; this is an error in the Swift 6 language mode
206 | ) async -> PublicSuffixList {
207 | await withCheckedContinuation { continuation in
208 | continuation.resume(returning: PublicSuffixList(source: source,
| |- warning: sending value of non-Sendable type 'PublicSuffixList' risks causing data races; this is an error in the Swift 6 language mode
| `- note: Passing task-isolated value of non-Sendable type 'PublicSuffixList' as a 'sending' parameter risks causing races inbetween task-isolated uses and uses reachable from the callee
209 | urlRequestHandler: urlRequestHandler))
210 | }
[14/25] Compiling SuffixLoadBench TrieMatcher.swift
[15/25] Compiling SuffixLoadBench TrieFormat.swift
[16/25] Compiling SuffixLoadBench Loaders.swift
[17/25] Compiling SuffixLoadBench Generators.swift
[18/25] Compiling SuffixLoadBench BenchCorpus.swift
[19/25] Emitting module SuffixLoadBench
[20/25] Compiling SuffixLoadBench GeneratedRules.swift
[21/25] Compiling SuffixLoadBench main.swift
[22/25] Compiling SuffixLoadBench Bench.swift
[22/25] Write Objects.LinkFileList
[23/25] Linking SuffixLoadBench
[24/25] Applying SuffixLoadBench
Build complete! (13.91s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "SwiftPublicSuffixList",
"name" : "SwiftPublicSuffixList",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.12"
},
{
"name" : "ios",
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},
{
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"version" : "11.0"
}
],
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{
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"sources" : [
"LoadSaveUpdateTests.swift",
"SwiftPublicSuffixListTests.swift",
"TrieTests.swift"
],
"target_dependencies" : [
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"type" : "test"
},
{
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"sources" : [
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"tools_version" : "5.5"
}
Done.