Swift Package Index

Build Information

Failed to build mlx-swift, reference main (5f117a), with Swift 6.2 for macOS (SPM) on 1 Nov 2026 16:02:45 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 5.1.4
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/ml-explore/mlx-swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ml-explore/mlx-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5f117a2 fix callers of mlx_vector_array_values to handle potentially empty results (#518)
Submodule path 'Source/Cmlx/mlx': checked out '36969c094354086e15d2a327a9c50feb20b9cf11'
Submodule path 'Source/Cmlx/mlx-c': checked out 'a26f2d584a14ec619ae8db9a09be03becd47598a'
Submodule 'submodules/mlx' (https://github.com/ml-explore/mlx) registered for path 'Source/Cmlx/mlx'
Submodule 'submodules/mlx-c' (https://github.com/ml-explore/mlx-c) registered for path 'Source/Cmlx/mlx-c'
Cloning into '/Users/admin/builder/spi-builder-workspace/Source/Cmlx/mlx'...
Cloning into '/Users/admin/builder/spi-builder-workspace/Source/Cmlx/mlx-c'...
Cloned https://github.com/ml-explore/mlx-swift.git
Revision (git rev-parse @):
5f117a2e7ee1ce92f8dcc1520bc07535c43846f9
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/ml-explore/mlx-swift.git at main
========================================
Build
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Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/ml-explore/mlx-swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.3.0 but the installed version is 6.2.4
BUILD FAILURE 6.2 macosSpm