Build Information
Failed to build swift-rfc-4291, reference 0.2.0 (e209bd), with Swift 6.0 for tvOS using Xcode 16.2 on 23 Apr 2026 19:23:30 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: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/swift-ietf/swift-rfc-4291.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swift-ietf/swift-rfc-4291
* tag 0.2.0 -> FETCH_HEAD
HEAD is now at e209bd0 Update dependencies to latest versions
Cloned https://github.com/swift-ietf/swift-rfc-4291.git
Revision (git rev-parse @):
e209bd09264801c91985aa2d6e7f7b7f5daf6cf6
SUCCESS checkout https://github.com/swift-ietf/swift-rfc-4291.git at 0.2.0
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Build
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Selected platform: tvOS
Swift version: 6.0
Building package at path: $PWD
https://github.com/swift-ietf/swift-rfc-4291.git
Command line invocation:
/Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.0
Resolved source packages:
spi-builder-workspace: (null)
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.0
2026-04-23 12:23:27.874 xcodebuild[479:2783] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-23-04_12-23-0027.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 6.0.0
Command line invocation:
/Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.0
Resolved source packages:
spi-builder-workspace: (null)
2026-04-23 12:23:29.687 xcodebuild[537:3114] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2026-23-04_12-23-0029.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 6.0.0
BUILD FAILURE 6.0 tvOS