Swift Package Index

Build Information

Failed to build swift-slack, reference 2027.1.0-beta.3 (703a9a), with Swift 6.1 for tvOS using Xcode 16.3 on 18 Oct 2026 04:14:10 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: 5.1.3
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/ainame/swift-slack.git
Reference: 2027.1.0-beta.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ainame/swift-slack
 * tag               2027.1.0-beta.3 -> FETCH_HEAD
HEAD is now at 703a9af Tone down the README beta overview
Submodule path 'vendor/java-slack-sdk': checked out '9894c9331565ec8484fa07e4b292bf719a67fcba'
Submodule path 'vendor/slack-api-ref': checked out '0fcbcec7c842b5b3880fa7c0d7fb3d66fe1de711'
Submodule 'vendor/java-slack-sdk' (https://github.com/slackapi/java-slack-sdk.git) registered for path 'vendor/java-slack-sdk'
Submodule 'vendor/slack-api-ref' (https://github.com/slack-ruby/slack-api-ref.git) registered for path 'vendor/slack-api-ref'
Cloning into '/Users/admin/builder/spi-builder-workspace/vendor/java-slack-sdk'...
Cloning into '/Users/admin/builder/spi-builder-workspace/vendor/slack-api-ref'...
Cloned https://github.com/ainame/swift-slack.git
Revision (git rev-parse @):
703a9afc8d3c21117f521d4ae0c533fe44f42820
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/ainame/swift-slack.git at 2027.1.0-beta.3
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Build
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Selected platform:         tvOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/ainame/swift-slack.git
https://github.com/ainame/swift-slack.git
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
error: fatalError
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-17 21:14:09.121 xcodebuild[527:2987] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_21-14-0009.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
Resolved source packages:
  spi-builder-workspace: (null)
2026-10-17 21:14:10.453 xcodebuild[567:3247] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-17-10_21-14-0010.xcresult
xcodebuild: error: Could not resolve package dependencies:
  package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.1.0
BUILD FAILURE 6.1 tvOS