Build Information
Successful build of CocoaMQTT, reference 2.2.4 (9a7564), with Swift 6.3 for macOS (SPM) on 27 Apr 2026 18:01:20 UTC.
Swift 6 data race errors: 0
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/emqx/CocoaMQTT.git
Reference: 2.2.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/emqx/CocoaMQTT
* tag 2.2.4 -> FETCH_HEAD
HEAD is now at 9a75649 chore: prepare 2.2.4 release
Cloned https://github.com/emqx/CocoaMQTT.git
Revision (git rev-parse @):
9a756497f412214b9a7e9f40ea908dbd977bfaba
SUCCESS checkout https://github.com/emqx/CocoaMQTT.git at 2.2.4
Fetching https://github.com/daltoniam/Starscream.git
Fetching https://github.com/leeway1208/MqttCocoaAsyncSocket
Fetching https://github.com/SimplyDanny/SwiftLintPlugins
[1/3847] Fetching mqttcocoaasyncsocket
[194/8955] Fetching mqttcocoaasyncsocket, starscream
[1359/9281] Fetching mqttcocoaasyncsocket, starscream, swiftlintplugins
Fetched https://github.com/SimplyDanny/SwiftLintPlugins from cache (0.79s)
[1856/8955] Fetching mqttcocoaasyncsocket, starscream
Fetched https://github.com/daltoniam/Starscream.git from cache (1.14s)
Fetched https://github.com/leeway1208/MqttCocoaAsyncSocket from cache (1.14s)
Computing version for https://github.com/SimplyDanny/SwiftLintPlugins
Computed https://github.com/SimplyDanny/SwiftLintPlugins at 0.63.2 (1.73s)
Computing version for https://github.com/leeway1208/MqttCocoaAsyncSocket
Computed https://github.com/leeway1208/MqttCocoaAsyncSocket at 1.0.8 (0.67s)
Computing version for https://github.com/daltoniam/Starscream.git
Computed https://github.com/daltoniam/Starscream.git at 4.0.8 (0.67s)
Creating working copy for https://github.com/leeway1208/MqttCocoaAsyncSocket
Working copy of https://github.com/leeway1208/MqttCocoaAsyncSocket resolved at 1.0.8
Creating working copy for https://github.com/SimplyDanny/SwiftLintPlugins
Working copy of https://github.com/SimplyDanny/SwiftLintPlugins resolved at 0.63.2
Creating working copy for https://github.com/daltoniam/Starscream.git
Working copy of https://github.com/daltoniam/Starscream.git resolved at 4.0.8
Downloading binary artifact https://github.com/realm/SwiftLint/releases/download/0.63.2/SwiftLintBinary.artifactbundle.zip
[15585/72588246] Downloading https://github.com/realm/SwiftLint/releases/download/0.63.2/SwiftLintBinary.artifactbundle.zip
Downloaded https://github.com/realm/SwiftLint/releases/download/0.63.2/SwiftLintBinary.artifactbundle.zip (4.18s)
========================================
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": "cocoamqtt",
"name": "CocoaMQTT",
"url": "https://github.com/emqx/CocoaMQTT.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/CocoaMQTT",
"traits": [
"default"
],
"dependencies": [
{
"identity": "starscream",
"name": "Starscream",
"url": "https://github.com/daltoniam/Starscream.git",
"version": "4.0.8",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Starscream",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "mqttcocoaasyncsocket",
"name": "MqttCocoaAsyncSocket",
"url": "https://github.com/leeway1208/MqttCocoaAsyncSocket",
"version": "1.0.8",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/MqttCocoaAsyncSocket",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
]
}
Fetching https://github.com/emqx/CocoaMQTT.git
[1/5022] Fetching cocoamqtt
Fetched https://github.com/emqx/CocoaMQTT.git from cache (1.25s)
Fetching https://github.com/leeway1208/MqttCocoaAsyncSocket from cache
Fetching https://github.com/daltoniam/Starscream.git from cache
Fetched https://github.com/leeway1208/MqttCocoaAsyncSocket from cache (0.45s)
Fetched https://github.com/daltoniam/Starscream.git from cache (0.55s)
Computing version for https://github.com/leeway1208/MqttCocoaAsyncSocket
Computed https://github.com/leeway1208/MqttCocoaAsyncSocket at 1.0.8 (0.61s)
Computing version for https://github.com/daltoniam/Starscream.git
Computed https://github.com/daltoniam/Starscream.git at 4.0.8 (0.03s)
Creating working copy for https://github.com/leeway1208/MqttCocoaAsyncSocket
Working copy of https://github.com/leeway1208/MqttCocoaAsyncSocket resolved at 1.0.8
Creating working copy for https://github.com/daltoniam/Starscream.git
Working copy of https://github.com/daltoniam/Starscream.git resolved at 4.0.8
Creating working copy for https://github.com/emqx/CocoaMQTT.git
Working copy of https://github.com/emqx/CocoaMQTT.git resolved at 2.2.4 (9a75649)
warning: '.resolve-product-dependencies': dependency 'cocoamqtt' is not used by any target
Found 2 product dependencies
- Starscream
- MqttCocoaAsyncSocket
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/emqx/CocoaMQTT.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin SwiftLintCommandPlugin
[2/2] Compiling plugin SwiftLintBuildToolPlugin
Building for debugging...
[2/9] Copying PrivacyInfo.xcprivacy
[2/9] Write sources
[6/9] Write swift-version--6988338F2F200930.txt
[7/29] Compiling MqttCocoaAsyncSocket MGCDAsyncSocket.m
[8/29] Compiling MqttCocoaAsyncSocket MGCDAsyncUdpSocket.m
[10/69] Emitting module CocoaMQTT
[11/73] Compiling CocoaMQTT MqttPublishProperties.swift
[12/73] Compiling CocoaMQTT MqttSubscription.swift
[13/73] Compiling CocoaMQTT ThreadSafeDictionary.swift
[14/73] Compiling CocoaMQTT ConcurrentAtomic.swift
[15/73] Compiling CocoaMQTT CocoaMQTTMessage.swift
[16/73] Compiling CocoaMQTT CocoaMQTTProperty.swift
[17/73] Compiling CocoaMQTT CocoaMQTTReader.swift
[18/73] Compiling CocoaMQTT CocoaMQTTReasonCode.swift
[19/73] Compiling CocoaMQTT CocoaMQTTSocket.swift
[20/73] Emitting module Starscream
[21/73] Compiling CocoaMQTT FrameUnsubAck.swift
[22/73] Compiling CocoaMQTT FrameUnsubscribe.swift
[23/75] Compiling CocoaMQTT MqttDecodeConnAck.swift
[24/75] Compiling CocoaMQTT MqttDecodePubAck.swift
[25/75] Compiling CocoaMQTT MqttDecodePubComp.swift
[26/75] Compiling CocoaMQTT MqttDecodePubRec.swift
[27/75] Compiling CocoaMQTT CocoaMQTTStorage.swift
[28/75] Compiling CocoaMQTT CocoaMQTTTimer.swift
[29/75] Compiling CocoaMQTT CocoaMQTTTypes.swift
[30/75] Compiling CocoaMQTT Frame.swift
[31/75] Compiling CocoaMQTT FrameAuth.swift
[32/75] Compiling CocoaMQTT FramePubRel.swift
[33/75] Compiling Starscream Transport.swift
[34/75] Compiling Starscream resource_bundle_accessor.swift
[35/75] Compiling CocoaMQTT FrameSubscribe.swift
[36/75] Compiling CocoaMQTT FramePingResp.swift
[37/75] Compiling CocoaMQTT FramePubAck.swift
[38/75] Compiling CocoaMQTT FramePubComp.swift
[39/75] Compiling CocoaMQTT FramePubRec.swift
[40/75] Compiling CocoaMQTT FrameConnAck.swift
[41/75] Compiling CocoaMQTT FrameConnect.swift
[42/75] Compiling CocoaMQTT FrameDisconnect.swift
[43/75] Compiling CocoaMQTT FramePingReq.swift
[44/75] Compiling CocoaMQTT MqttAuthProperties.swift
[45/75] Compiling CocoaMQTT MqttConnectProperties.swift
[46/75] Compiling CocoaMQTT CocoaMQTT.swift
[47/75] Compiling CocoaMQTT MqttDecodePubRel.swift
[48/75] Compiling CocoaMQTT MqttDecodePublish.swift
[49/75] Compiling CocoaMQTT MqttDecodeSubAck.swift
[50/75] Compiling CocoaMQTT MqttDecodeUnsubAck.swift
[52/75] Compiling CocoaMQTT CocoaMQTT5.swift
[53/75] Compiling CocoaMQTT CocoaMQTT5Message.swift
[54/75] Compiling CocoaMQTT CocoaMQTTDeliver.swift
[55/75] Compiling CocoaMQTT CocoaMQTTLogger.swift
[76/77] Emitting module CocoaMQTTWebSocket
[77/77] Compiling CocoaMQTTWebSocket CocoaMQTTWebSocket.swift
Build complete! (14.48s)
warning: 'spi-builder-workspace': found 2 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/Users/admin/builder/spi-builder-workspace/Source/Info.plist
/Users/admin/builder/spi-builder-workspace/Source/PrivacyInfo.xcprivacy
warning: 'spi-builder-workspace': found 45 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/Users/admin/builder/spi-builder-workspace/Source/FramePubRec.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTProperty.swift
/Users/admin/builder/spi-builder-workspace/Source/utilities/ConcurrentAtomic.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePublish.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTT.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTSocket.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameSubAck.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTT5.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTMessage.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameConnect.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePubComp.swift
/Users/admin/builder/spi-builder-workspace/Source/Info.plist
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTReasonCode.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttAuthProperties.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTT5Message.swift
/Users/admin/builder/spi-builder-workspace/Source/Frame.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttSubscription.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePingReq.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePubRel.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodePubRec.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodePubAck.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodePublish.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodeConnAck.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodeUnsubAck.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameAuth.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameDisconnect.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTTimer.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTTypes.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTStorage.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTDeliver.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameConnAck.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePingResp.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameUnsubAck.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameUnsubscribe.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTReader.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttConnectProperties.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodePubComp.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttPublishProperties.swift
/Users/admin/builder/spi-builder-workspace/Source/PrivacyInfo.xcprivacy
/Users/admin/builder/spi-builder-workspace/Source/ThreadSafeDictionary.swift
/Users/admin/builder/spi-builder-workspace/Source/FrameSubscribe.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodePubRel.swift
/Users/admin/builder/spi-builder-workspace/Source/CocoaMQTTLogger.swift
/Users/admin/builder/spi-builder-workspace/Source/MqttDecodeSubAck.swift
/Users/admin/builder/spi-builder-workspace/Source/FramePubAck.swift
warning: 'starscream': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Starscream/Sources/Info.plist
Build complete.
{
"dependencies" : [
{
"identity" : "starscream",
"requirement" : {
"range" : [
{
"lower_bound" : "4.0.8",
"upper_bound" : "6.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/daltoniam/Starscream.git"
},
{
"identity" : "mqttcocoaasyncsocket",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.8",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/leeway1208/MqttCocoaAsyncSocket"
},
{
"identity" : "swiftlintplugins",
"requirement" : {
"range" : [
{
"lower_bound" : "0.63.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/SimplyDanny/SwiftLintPlugins"
}
],
"manifest_display_name" : "CocoaMQTT",
"name" : "CocoaMQTT",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.13"
},
{
"name" : "ios",
"version" : "12.0"
},
{
"name" : "tvos",
"version" : "12.0"
}
],
"products" : [
{
"name" : "CocoaMQTT",
"targets" : [
"CocoaMQTT"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "CocoaMQTTWebSocket",
"targets" : [
"CocoaMQTTWebSocket"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "CocoaMQTTWebSocket",
"module_type" : "SwiftTarget",
"name" : "CocoaMQTTWebSocket",
"path" : "Source",
"product_dependencies" : [
"Starscream"
],
"product_memberships" : [
"CocoaMQTTWebSocket"
],
"sources" : [
"CocoaMQTTWebSocket.swift"
],
"target_dependencies" : [
"CocoaMQTT"
],
"type" : "library"
},
{
"c99name" : "CocoaMQTTTests",
"module_type" : "SwiftTarget",
"name" : "CocoaMQTTTests",
"path" : "CocoaMQTTTests",
"sources" : [
"CocoaMQTT5PublishValidationTests.swift",
"CocoaMQTT5ReasonCodeFallbackTests.swift",
"CocoaMQTT5ReceiveMessageContentTypeTests.swift",
"CocoaMQTTDeliverTests.swift",
"CocoaMQTTReaderProtocolErrorTests.swift",
"CocoaMQTTStorageTests.swift",
"CocoaMQTTTests.swift",
"ConcurrentAtomicTests.swift",
"FrameTests.swift",
"PublicLoggerAPITests.swift",
"ThreadSafetyRegressionTests.swift"
],
"target_dependencies" : [
"CocoaMQTT",
"CocoaMQTTWebSocket"
],
"type" : "test"
},
{
"c99name" : "CocoaMQTT",
"module_type" : "SwiftTarget",
"name" : "CocoaMQTT",
"path" : "Source",
"product_dependencies" : [
"MqttCocoaAsyncSocket"
],
"product_memberships" : [
"CocoaMQTT",
"CocoaMQTTWebSocket"
],
"sources" : [
"CocoaMQTT.swift",
"CocoaMQTT5.swift",
"CocoaMQTT5Message.swift",
"CocoaMQTTDeliver.swift",
"CocoaMQTTLogger.swift",
"CocoaMQTTMessage.swift",
"CocoaMQTTProperty.swift",
"CocoaMQTTReader.swift",
"CocoaMQTTReasonCode.swift",
"CocoaMQTTSocket.swift",
"CocoaMQTTStorage.swift",
"CocoaMQTTTimer.swift",
"CocoaMQTTTypes.swift",
"Frame.swift",
"FrameAuth.swift",
"FrameConnAck.swift",
"FrameConnect.swift",
"FrameDisconnect.swift",
"FramePingReq.swift",
"FramePingResp.swift",
"FramePubAck.swift",
"FramePubComp.swift",
"FramePubRec.swift",
"FramePubRel.swift",
"FramePublish.swift",
"FrameSubAck.swift",
"FrameSubscribe.swift",
"FrameUnsubAck.swift",
"FrameUnsubscribe.swift",
"MqttAuthProperties.swift",
"MqttConnectProperties.swift",
"MqttDecodeConnAck.swift",
"MqttDecodePubAck.swift",
"MqttDecodePubComp.swift",
"MqttDecodePubRec.swift",
"MqttDecodePubRel.swift",
"MqttDecodePublish.swift",
"MqttDecodeSubAck.swift",
"MqttDecodeUnsubAck.swift",
"MqttPublishProperties.swift",
"MqttSubscription.swift",
"ThreadSafeDictionary.swift",
"utilities/ConcurrentAtomic.swift"
],
"type" : "library"
}
],
"tools_version" : "5.7"
}
Done.