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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build iOSMcuManagerLibrary, reference main (bcc6b9), with Swift 5.9 for macOS (SPM) on 7 Mar 2025 14:32:57 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at bcc6b9b Merge pull request #334 from NordicSemiconductor/override-fix
Cloned https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager.git
Revision (git rev-parse @):
bcc6b9b8b575cc23d8d6f9880475bb80d38519e5
SUCCESS checkout https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  $PWD
https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64
Building for debugging...
[0/1] Copying PrivacyInfo.xcprivacy
[2/39] Emitting module ZIPFoundation
[3/41] Compiling ZIPFoundation Entry+ZIP64.swift
[4/41] Compiling ZIPFoundation Entry.swift
[5/41] Compiling ZIPFoundation Date+ZIP.swift
[6/41] Compiling ZIPFoundation Entry+Serialization.swift
[7/41] Compiling SwiftCBOR UnkeyedDecodingContainer.swift
[8/41] Compiling SwiftCBOR CodableCBOREncoder.swift
[9/41] Compiling SwiftCBOR CBORDecoder.swift
[10/41] Compiling ZIPFoundation Archive+ZIP64.swift
[11/41] Compiling ZIPFoundation Archive+BackingConfiguration.swift
[12/41] Compiling ZIPFoundation Archive+Deprecated.swift
[13/42] Compiling ZIPFoundation URL+ZIP.swift
[14/42] Compiling ZIPFoundation resource_bundle_accessor.swift
[15/42] Compiling ZIPFoundation Archive+Helpers.swift
[16/42] Compiling ZIPFoundation Archive+MemoryFile.swift
[17/42] Compiling ZIPFoundation Archive+Progress.swift
[18/42] Compiling ZIPFoundation Archive+Reading.swift
[19/42] Emitting module SwiftCBOR
[20/42] Compiling SwiftCBOR CBOROptions.swift
[21/42] Compiling ZIPFoundation FileManager+ZIPDeprecated.swift
[22/42] Compiling SwiftCBOR KeyedEncodingContainer.swift
[23/42] Compiling SwiftCBOR SingleValueEncodingContainer.swift
[24/42] Compiling ZIPFoundation Archive.swift
[25/42] Compiling ZIPFoundation Data+Compression.swift
[40/42] Compiling SwiftCBOR FixedWidthInteger+Bytes.swift
[41/42] Compiling SwiftCBOR UnkeyedEncodingContainer.swift
[42/42] Compiling SwiftCBOR Util.swift
[43/75] Compiling iOSMcuManagerLibrary McuMgrSuitManifest.swift
[44/75] Compiling iOSMcuManagerLibrary McuMgrTransport.swift
[45/75] Compiling iOSMcuManagerLibrary McuMgrUploadPipeline.swift
[46/78] Compiling iOSMcuManagerLibrary CBOR+McuManager.swift
[47/78] Compiling iOSMcuManagerLibrary Data+McuManager.swift
[48/78] Compiling iOSMcuManagerLibrary String+McuManager.swift
[49/78] Compiling iOSMcuManagerLibrary BasicManager.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[50/78] Emitting module iOSMcuManagerLibrary
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:17: error: unknown attribute 'retroactive'
extension CBOR: @retroactive CustomDebugStringConvertible {
                ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR: @retroactive CustomDebugStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:21: error: unknown attribute 'retroactive'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
                    ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
^
[51/78] Compiling iOSMcuManagerLibrary McuManager.swift
[52/78] Compiling iOSMcuManagerLibrary McuMgrHeader.swift
[53/78] Compiling iOSMcuManagerLibrary McuMgrImage.swift
[54/78] Compiling iOSMcuManagerLibrary McuMgrLogDelegate.swift
[55/78] Compiling iOSMcuManagerLibrary McuMgrManifest.swift
[56/78] Compiling iOSMcuManagerLibrary McuMgrPackage.swift
[57/78] Compiling iOSMcuManagerLibrary McuMgrBleTransport+CBCentralManagerDelegate.swift
[58/78] Compiling iOSMcuManagerLibrary McuMgrBleTransport+CBPeripheralDelegate.swift
[59/78] Compiling iOSMcuManagerLibrary McuMgrBleTransport.swift
[60/78] Compiling iOSMcuManagerLibrary McuMgrBleTransportWriteState.swift
[61/78] Compiling iOSMcuManagerLibrary SettingsManager.swift
[62/78] Compiling iOSMcuManagerLibrary ShellManager.swift
[63/78] Compiling iOSMcuManagerLibrary StatsManager.swift
[64/78] Compiling iOSMcuManagerLibrary SuitManager.swift
[65/78] Compiling iOSMcuManagerLibrary CrashManager.swift
[66/78] Compiling iOSMcuManagerLibrary FirmwareUpgradeController.swift
[67/78] Compiling iOSMcuManagerLibrary FirmwareUpgradeManager.swift
[68/78] Compiling iOSMcuManagerLibrary DefaultManager.swift
[69/78] Compiling iOSMcuManagerLibrary FileSystemManager.swift
[70/78] Compiling iOSMcuManagerLibrary ImageManager.swift
[71/78] Compiling iOSMcuManagerLibrary LogManager.swift
[72/78] Compiling iOSMcuManagerLibrary RunTestManager.swift
[73/78] Compiling iOSMcuManagerLibrary McuMgrROBBuffer.swift
[74/78] Compiling iOSMcuManagerLibrary McuMgrResponse.swift
[75/78] Compiling iOSMcuManagerLibrary McuMgrSuitEnvelope.swift
[76/78] Compiling iOSMcuManagerLibrary CBOR+String.swift
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:17: error: unknown attribute 'retroactive'
extension CBOR: @retroactive CustomDebugStringConvertible {
                ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR: @retroactive CustomDebugStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:21: error: unknown attribute 'retroactive'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
                    ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
^
[77/78] Compiling iOSMcuManagerLibrary ResultLock.swift
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:17: error: unknown attribute 'retroactive'
extension CBOR: @retroactive CustomDebugStringConvertible {
                ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR: @retroactive CustomDebugStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:21: error: unknown attribute 'retroactive'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
                    ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
^
[78/78] Compiling iOSMcuManagerLibrary UTI.swift
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:17: error: unknown attribute 'retroactive'
extension CBOR: @retroactive CustomDebugStringConvertible {
                ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:12:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR: @retroactive CustomDebugStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:21: error: unknown attribute 'retroactive'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
                    ^
/Users/admin/builder/spi-builder-workspace/Source/Utils/CBOR+String.swift:78:1: error: inheritance from non-protocol type 'any CustomDebugStringConvertible'
extension CBOR.Tag: @retroactive CustomDebugStringConvertible {
^
error: fatalError
Fetching https://github.com/weichsel/ZIPFoundation.git
Fetching https://github.com/valpackett/SwiftCBOR.git
[1/1339] Fetching swiftcbor
[95/6901] Fetching swiftcbor, zipfoundation
Fetched https://github.com/valpackett/SwiftCBOR.git (2.11s)
Fetched https://github.com/weichsel/ZIPFoundation.git (2.11s)
Computing version for https://github.com/valpackett/SwiftCBOR.git
Computed https://github.com/valpackett/SwiftCBOR.git at 0.4.7 (0.47s)
Computing version for https://github.com/weichsel/ZIPFoundation.git
Computed https://github.com/weichsel/ZIPFoundation.git at 0.9.19 (0.39s)
Creating working copy for https://github.com/weichsel/ZIPFoundation.git
Working copy of https://github.com/weichsel/ZIPFoundation.git resolved at 0.9.19
Creating working copy for https://github.com/valpackett/SwiftCBOR.git
Working copy of https://github.com/valpackett/SwiftCBOR.git resolved at 0.4.7
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/admin/builder/spi-builder-workspace/Source/PrivacyInfo.xcprivacy
BUILD FAILURE 5.9 macosSpm