Swift Package IndexBuild Information
Successful build of MatomoTracker, reference develop (f140af), with Swift 6.1 for macOS (SPM) on 13 Dec 2025 13:10:04 UTC.
Swift 6 data race errors: 1
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
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/matomo-org/matomo-sdk-ios.git
Reference: develop
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/matomo-org/matomo-sdk-ios
* branch develop -> FETCH_HEAD
* [new branch] develop -> origin/develop
HEAD is now at f140afc Prepared 7.8.0 release
Cloned https://github.com/matomo-org/matomo-sdk-ios.git
Revision (git rev-parse @):
f140afcb7cedebdcbf8b8230fdd822b4b61e3685
SUCCESS checkout https://github.com/matomo-org/matomo-sdk-ios.git at develop
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/matomo-org/matomo-sdk-ios.git
https://github.com/matomo-org/matomo-sdk-ios.git
{
"dependencies" : [
],
"manifest_display_name" : "MatomoTracker",
"name" : "MatomoTracker",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MatomoTracker",
"targets" : [
"MatomoTracker"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "MatomoTracker",
"module_type" : "SwiftTarget",
"name" : "MatomoTracker",
"path" : "MatomoTracker",
"product_memberships" : [
"MatomoTracker"
],
"sources" : [
"Application.swift",
"CustomDimension.swift",
"CustomVariable.swift",
"Device.swift",
"Dispatcher.swift",
"Event.swift",
"EventAPISerializer.swift",
"Locale+HttpAcceptLanguage.swift",
"Logger.swift",
"MainThread.swift",
"MatomoTracker.swift",
"MatomoUserDefaults.swift",
"MemoryQueue.swift",
"OrderItem.swift",
"Queue.swift",
"Session.swift",
"URLSessionDispatcher.swift",
"UserAgent.swift",
"UserDefaultsQueue.swift",
"Visitor.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/21] Compiling MatomoTracker MemoryQueue.swift
[4/21] Compiling MatomoTracker OrderItem.swift
[5/21] Compiling MatomoTracker Queue.swift
[6/21] Compiling MatomoTracker Session.swift
[7/21] Compiling MatomoTracker URLSessionDispatcher.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/URLSessionDispatcher.swift:51:17: warning: capture of 'failure' with non-sendable type '(any Error) -> ()' in a '@Sendable' closure
49 | // let dataString = String(data: data!, encoding: String.Encoding.utf8)
50 | if let error = error {
51 | failure(error)
| |- warning: capture of 'failure' with non-sendable type '(any Error) -> ()' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
52 | } else {
53 | success()
/Users/admin/builder/spi-builder-workspace/MatomoTracker/URLSessionDispatcher.swift:53:17: warning: capture of 'success' with non-sendable type '() -> ()' in a '@Sendable' closure
51 | failure(error)
52 | } else {
53 | success()
| |- warning: capture of 'success' with non-sendable type '() -> ()' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
54 | }
55 | }
[8/21] Compiling MatomoTracker UserAgent.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/URLSessionDispatcher.swift:51:17: warning: capture of 'failure' with non-sendable type '(any Error) -> ()' in a '@Sendable' closure
49 | // let dataString = String(data: data!, encoding: String.Encoding.utf8)
50 | if let error = error {
51 | failure(error)
| |- warning: capture of 'failure' with non-sendable type '(any Error) -> ()' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
52 | } else {
53 | success()
/Users/admin/builder/spi-builder-workspace/MatomoTracker/URLSessionDispatcher.swift:53:17: warning: capture of 'success' with non-sendable type '() -> ()' in a '@Sendable' closure
51 | failure(error)
52 | } else {
53 | success()
| |- warning: capture of 'success' with non-sendable type '() -> ()' in a '@Sendable' closure
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
54 | }
55 | }
[9/21] Compiling MatomoTracker EventAPISerializer.swift
[10/21] Compiling MatomoTracker Locale+HttpAcceptLanguage.swift
[11/23] Compiling MatomoTracker Logger.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/Logger.swift:73:37: warning: capture of 'level' with non-sendable type 'LogLevel' in a '@Sendable' closure
1 | import Foundation
2 |
3 | @objc public enum LogLevel: Int {
| `- note: consider making enum 'LogLevel' conform to the 'Sendable' protocol
4 | case verbose = 10
5 | case debug = 20
:
71 | let messageToPrint = message()
72 | dispatchQueue.async {
73 | print("MatomoTracker [\(level.shortcut)] \(messageToPrint)")
| `- warning: capture of 'level' with non-sendable type 'LogLevel' in a '@Sendable' closure
74 | }
75 | }
[12/23] Compiling MatomoTracker MainThread.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/Logger.swift:73:37: warning: capture of 'level' with non-sendable type 'LogLevel' in a '@Sendable' closure
1 | import Foundation
2 |
3 | @objc public enum LogLevel: Int {
| `- note: consider making enum 'LogLevel' conform to the 'Sendable' protocol
4 | case verbose = 10
5 | case debug = 20
:
71 | let messageToPrint = message()
72 | dispatchQueue.async {
73 | print("MatomoTracker [\(level.shortcut)] \(messageToPrint)")
| `- warning: capture of 'level' with non-sendable type 'LogLevel' in a '@Sendable' closure
74 | }
75 | }
[13/23] Compiling MatomoTracker MatomoTracker.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:84:25: warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
82 | @objc public var contentBase: URL?
83 |
84 | internal static var _sharedInstance: MatomoTracker?
| |- warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '_sharedInstance' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '_sharedInstance' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
85 |
86 | /// Create and Configure a new Tracker
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:218:30: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
216 | // Dispatchin asynchronous here to break the retain cycle
217 | DispatchQueue.main.async { [weak self] in
218 | guard let self = self else { return }
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
219 | self.dispatchTimer = Timer.scheduledTimer(timeInterval: self.dispatchInterval, target: self, selector: #selector(self.dispatch), userInfo: nil, repeats: false)
220 | }
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:207:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
205 | guard Thread.isMainThread else {
206 | DispatchQueue.main.sync {
207 | self.startDispatchTimer()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
208 | }
209 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:127:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
125 | guard Thread.isMainThread else {
126 | DispatchQueue.main.sync {
127 | self.queue(event: event)
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
128 | }
129 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:127:35: warning: sending 'event' risks causing data races; this is an error in the Swift 6 language mode
125 | guard Thread.isMainThread else {
126 | DispatchQueue.main.sync {
127 | self.queue(event: event)
| |- warning: sending 'event' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'event' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
128 | }
129 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:163:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
161 | guard Thread.isMainThread else {
162 | DispatchQueue.main.sync {
163 | self.dispatchBatch()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
164 | }
165 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:179:21: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
177 | guard let self = self else { return }
178 | DispatchQueue.main.async {
179 | self.queue.remove(events: events, completion: {
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
180 | self.logger.info("Dispatched batch of \(events.count) events.")
181 | DispatchQueue.main.async {
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:179:47: warning: sending 'events' risks causing data races; this is an error in the Swift 6 language mode
177 | guard let self = self else { return }
178 | DispatchQueue.main.async {
179 | self.queue.remove(events: events, completion: {
| |- warning: sending 'events' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'events' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
180 | self.logger.info("Dispatched batch of \(events.count) events.")
181 | DispatchQueue.main.async {
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:477:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
475 | guard Thread.isMainThread else {
476 | DispatchQueue.main.sync {
477 | self.reset()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
478 | }
479 | return
[14/23] Compiling MatomoTracker MatomoUserDefaults.swift
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:84:25: warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
82 | @objc public var contentBase: URL?
83 |
84 | internal static var _sharedInstance: MatomoTracker?
| |- warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '_sharedInstance' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '_sharedInstance' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
85 |
86 | /// Create and Configure a new Tracker
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:218:30: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
216 | // Dispatchin asynchronous here to break the retain cycle
217 | DispatchQueue.main.async { [weak self] in
218 | guard let self = self else { return }
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
219 | self.dispatchTimer = Timer.scheduledTimer(timeInterval: self.dispatchInterval, target: self, selector: #selector(self.dispatch), userInfo: nil, repeats: false)
220 | }
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:207:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
205 | guard Thread.isMainThread else {
206 | DispatchQueue.main.sync {
207 | self.startDispatchTimer()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
208 | }
209 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:127:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
125 | guard Thread.isMainThread else {
126 | DispatchQueue.main.sync {
127 | self.queue(event: event)
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
128 | }
129 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:127:35: warning: sending 'event' risks causing data races; this is an error in the Swift 6 language mode
125 | guard Thread.isMainThread else {
126 | DispatchQueue.main.sync {
127 | self.queue(event: event)
| |- warning: sending 'event' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'event' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
128 | }
129 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:163:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
161 | guard Thread.isMainThread else {
162 | DispatchQueue.main.sync {
163 | self.dispatchBatch()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
164 | }
165 | return
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:179:21: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
177 | guard let self = self else { return }
178 | DispatchQueue.main.async {
179 | self.queue.remove(events: events, completion: {
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
180 | self.logger.info("Dispatched batch of \(events.count) events.")
181 | DispatchQueue.main.async {
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:179:47: warning: sending 'events' risks causing data races; this is an error in the Swift 6 language mode
177 | guard let self = self else { return }
178 | DispatchQueue.main.async {
179 | self.queue.remove(events: events, completion: {
| |- warning: sending 'events' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'events' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
180 | self.logger.info("Dispatched batch of \(events.count) events.")
181 | DispatchQueue.main.async {
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:477:17: warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
475 | guard Thread.isMainThread else {
476 | DispatchQueue.main.sync {
477 | self.reset()
| |- warning: sending 'self' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'self' is captured by a main actor-isolated closure. main actor-isolated uses in closure may race against later nonisolated uses
478 | }
479 | return
[15/23] Compiling MatomoTracker UserDefaultsQueue.swift
[16/23] Compiling MatomoTracker Visitor.swift
[17/23] Compiling MatomoTracker Dispatcher.swift
[18/23] Compiling MatomoTracker Event.swift
[19/23] Compiling MatomoTracker CustomVariable.swift
[20/23] Compiling MatomoTracker Device.swift
[21/23] Emitting module MatomoTracker
/Users/admin/builder/spi-builder-workspace/MatomoTracker/MatomoTracker.swift:84:25: warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
82 | @objc public var contentBase: URL?
83 |
84 | internal static var _sharedInstance: MatomoTracker?
| |- warning: static property '_sharedInstance' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '_sharedInstance' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '_sharedInstance' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
85 |
86 | /// Create and Configure a new Tracker
[22/23] Compiling MatomoTracker Application.swift
[23/23] Compiling MatomoTracker CustomDimension.swift
Build complete! (7.93s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "MatomoTracker",
"name" : "MatomoTracker",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MatomoTracker",
"targets" : [
"MatomoTracker"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "MatomoTracker",
"module_type" : "SwiftTarget",
"name" : "MatomoTracker",
"path" : "MatomoTracker",
"product_memberships" : [
"MatomoTracker"
],
"sources" : [
"Application.swift",
"CustomDimension.swift",
"CustomVariable.swift",
"Device.swift",
"Dispatcher.swift",
"Event.swift",
"EventAPISerializer.swift",
"Locale+HttpAcceptLanguage.swift",
"Logger.swift",
"MainThread.swift",
"MatomoTracker.swift",
"MatomoUserDefaults.swift",
"MemoryQueue.swift",
"OrderItem.swift",
"Queue.swift",
"Session.swift",
"URLSessionDispatcher.swift",
"UserAgent.swift",
"UserDefaultsQueue.swift",
"Visitor.swift"
],
"type" : "library"
}
],
"tools_version" : "5.0"
}
Done.