Build Information
Failed to build swift-foundation, reference main (437e7d), with Swift 6.0 for macOS (SPM) on 1 May 2026 01:40:00 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64Build 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/swiftlang/swift-foundation.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftlang/swift-foundation
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 437e7d0 Restore backslash decoding behavior for Windows file URL paths (#1925)
Cloned https://github.com/swiftlang/swift-foundation.git
Revision (git rev-parse @):
437e7d000a8a08384e97e64f3fc9e522114a4103
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swiftlang/swift-foundation.git at main
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/swiftlang/swift-foundation.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.3
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.2.0 but the installed version is 6.0.3
BUILD FAILURE 6.0 macosSpm