Swift Package Index

Build Information

Failed to build mqtt-nio, reference 3.0.0-rc.1 (64c9fb), with Swift 6.2 for tvOS using Xcode 26.3 on 30 Sep 2026 22:46:51 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

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RunAll
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Builder version: 5.1.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/swift-server-community/mqtt-nio.git
Reference: 3.0.0-rc.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swift-server-community/mqtt-nio
 * tag               3.0.0-rc.1 -> FETCH_HEAD
HEAD is now at 64c9fb4 Mark `MQTTSubscription.AsyncIterator` as non-`Sendable` (#277)
Cloned https://github.com/swift-server-community/mqtt-nio.git
Revision (git rev-parse @):
64c9fb4d7cb9ed40a8f21a195db0e295a9c06265
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swift-server-community/mqtt-nio.git at 3.0.0-rc.1
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Build
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Selected platform:         tvOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/swift-server-community/mqtt-nio.git
Command line invocation:
    /Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/apple/swift-http-types.git
Fetching from https://github.com/apple/swift-nio-ssl.git
Fetching from https://github.com/apple/swift-nio-transport-services.git
Fetching from https://github.com/apple/swift-configuration.git
Fetching from https://github.com/apple/swift-nio-extras.git
Fetching from https://github.com/apple/swift-log.git
Fetching from https://github.com/apple/swift-nio.git
Fetching from https://github.com/apple/swift-distributed-tracing.git
Fetching from https://github.com/apple/swift-collections
Fetching from https://github.com/apple/swift-system
Fetching from https://github.com/swift-server/swift-service-lifecycle
Fetching from https://github.com/apple/swift-atomics.git
Fetching from https://github.com/apple/swift-service-context.git
Fetching from https://github.com/apple/swift-async-algorithms.git
Fetching from https://github.com/apple/swift-asn1.git
Fetching from https://github.com/apple/swift-http-structured-headers.git
Fetching from https://github.com/apple/swift-algorithms.git
Fetching from https://github.com/apple/swift-certificates.git
Fetching from https://github.com/apple/swift-nio-http2.git
Fetching from https://github.com/apple/swift-numerics.git
Fetching from https://github.com/apple/swift-crypto.git
Creating working copy of package ‘swift-algorithms’
Checking out 1.2.1 of package ‘swift-algorithms’
Creating working copy of package ‘swift-async-algorithms’
Checking out 1.1.7 of package ‘swift-async-algorithms’
Creating working copy of package ‘swift-nio-ssl’
Checking out 2.37.5 of package ‘swift-nio-ssl’
Creating working copy of package ‘swift-service-lifecycle’
Checking out 2.12.0 of package ‘swift-service-lifecycle’
Creating working copy of package ‘swift-configuration’
Checking out 1.2.1 of package ‘swift-configuration’
Creating working copy of package ‘swift-asn1’
Checking out 1.7.3 of package ‘swift-asn1’
Creating working copy of package ‘swift-nio-transport-services’
Checking out 1.28.0 of package ‘swift-nio-transport-services’
Creating working copy of package ‘swift-log’
Checking out 1.15.1 of package ‘swift-log’
Creating working copy of package ‘swift-atomics’
Checking out 1.3.1 of package ‘swift-atomics’
Creating working copy of package ‘swift-distributed-tracing’
Checking out 1.5.0 of package ‘swift-distributed-tracing’
Creating working copy of package ‘swift-nio’
Checking out 2.103.0 of package ‘swift-nio’
Creating working copy of package ‘swift-collections’
Checking out 1.7.1 of package ‘swift-collections’
Creating working copy of package ‘swift-nio-extras’
Checking out 1.35.1 of package ‘swift-nio-extras’
Creating working copy of package ‘swift-numerics’
Checking out 1.1.1 of package ‘swift-numerics’
Creating working copy of package ‘swift-certificates’
Checking out 1.21.0 of package ‘swift-certificates’
Creating working copy of package ‘swift-nio-http2’
Checking out 1.46.0 of package ‘swift-nio-http2’
Creating working copy of package ‘swift-http-types’
Checking out 1.8.0 of package ‘swift-http-types’
Creating working copy of package ‘swift-system’
Checking out 1.8.1 of package ‘swift-system’
Creating working copy of package ‘swift-crypto’
Checking out 5.0.0 of package ‘swift-crypto’
Creating working copy of package ‘swift-service-context’
Checking out 1.3.0 of package ‘swift-service-context’
Creating working copy of package ‘swift-http-structured-headers’
Checking out 1.7.0 of package ‘swift-http-structured-headers’
Resolve Package Graph
Resolved source packages:
  swift-asn1: https://github.com/apple/swift-asn1.git @ 1.7.3
  swift-service-context: https://github.com/apple/swift-service-context.git @ 1.3.0
  swift-distributed-tracing: https://github.com/apple/swift-distributed-tracing.git @ 1.5.0
  swift-configuration: https://github.com/apple/swift-configuration.git @ 1.2.1
  swift-http-types: https://github.com/apple/swift-http-types.git @ 1.8.0
  swift-collections: https://github.com/apple/swift-collections @ 1.7.1
  swift-http-structured-headers: https://github.com/apple/swift-http-structured-headers.git @ 1.7.0
  swift-service-lifecycle: https://github.com/swift-server/swift-service-lifecycle @ 2.12.0
  swift-certificates: https://github.com/apple/swift-certificates.git @ 1.21.0
  swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
  swift-system: https://github.com/apple/swift-system @ 1.8.1
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
  mqtt-nio: /Users/admin/builder/spi-builder-workspace
  swift-nio-extras: https://github.com/apple/swift-nio-extras.git @ 1.35.1
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
  swift-log: https://github.com/apple/swift-log.git @ 1.15.1
  swift-nio-http2: https://github.com/apple/swift-nio-http2.git @ 1.46.0
  swift-nio-ssl: https://github.com/apple/swift-nio-ssl.git @ 2.37.5
  swift-nio-transport-services: https://github.com/apple/swift-nio-transport-services.git @ 1.28.0
  swift-async-algorithms: https://github.com/apple/swift-async-algorithms.git @ 1.1.7
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  swift-crypto: https://github.com/apple/swift-crypto.git @ 5.0.0
resolved source packages: swift-asn1, swift-service-context, swift-distributed-tracing, swift-configuration, swift-http-types, swift-collections, swift-http-structured-headers, swift-service-lifecycle, swift-certificates, swift-nio, swift-system, swift-atomics, mqtt-nio, swift-nio-extras, swift-numerics, swift-log, swift-nio-http2, swift-nio-ssl, swift-nio-transport-services, swift-async-algorithms, swift-algorithms, swift-crypto
2026-09-30 18:46:36.677 xcodebuild[538:3111] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.3 but the installed version is 6.2.0
error: fatalError
Command line invocation:
    /Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  swift-distributed-tracing: https://github.com/apple/swift-distributed-tracing.git @ 1.5.0
  mqtt-nio: /Users/admin/builder/spi-builder-workspace
  swift-nio-ssl: https://github.com/apple/swift-nio-ssl.git @ 2.37.5
  swift-asn1: https://github.com/apple/swift-asn1.git @ 1.7.3
  swift-nio-http2: https://github.com/apple/swift-nio-http2.git @ 1.46.0
  swift-collections: https://github.com/apple/swift-collections @ 1.7.1
  swift-configuration: https://github.com/apple/swift-configuration.git @ 1.2.1
  swift-nio: https://github.com/apple/swift-nio.git @ 2.103.0
  swift-async-algorithms: https://github.com/apple/swift-async-algorithms.git @ 1.1.7
  swift-crypto: https://github.com/apple/swift-crypto.git @ 5.0.0
  swift-http-structured-headers: https://github.com/apple/swift-http-structured-headers.git @ 1.7.0
  swift-system: https://github.com/apple/swift-system @ 1.8.1
  swift-certificates: https://github.com/apple/swift-certificates.git @ 1.21.0
  swift-nio-transport-services: https://github.com/apple/swift-nio-transport-services.git @ 1.28.0
  swift-service-lifecycle: https://github.com/swift-server/swift-service-lifecycle @ 2.12.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.1
  swift-nio-extras: https://github.com/apple/swift-nio-extras.git @ 1.35.1
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
  swift-log: https://github.com/apple/swift-log.git @ 1.15.1
  swift-service-context: https://github.com/apple/swift-service-context.git @ 1.3.0
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  swift-http-types: https://github.com/apple/swift-http-types.git @ 1.8.0
resolved source packages: swift-distributed-tracing, mqtt-nio, swift-nio-ssl, swift-asn1, swift-nio-http2, swift-collections, swift-configuration, swift-nio, swift-async-algorithms, swift-crypto, swift-http-structured-headers, swift-system, swift-certificates, swift-nio-transport-services, swift-service-lifecycle, swift-atomics, swift-nio-extras, swift-numerics, swift-log, swift-service-context, swift-algorithms, swift-http-types
2026-09-30 18:46:50.932 xcodebuild[1445:7529] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.3 but the installed version is 6.2.0
error: fatalError
BUILD FAILURE 6.2 tvOS