Swift Package Index

Build Information

Failed to build MetalSprockets, reference 0.1.8 (66a0c3), with Swift 6.2 for macOS (SPM) on 20 Apr 2026 00:11:39 UTC.

Build Command

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

Build Log

========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/schwa/metalsprockets.git
Reference: 0.1.8
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/schwa/metalsprockets
 * tag               0.1.8      -> FETCH_HEAD
HEAD is now at 66a0c33 Add .xcb.toml config with default scheme and destination settings
Cloned https://github.com/schwa/metalsprockets.git
Revision (git rev-parse @):
66a0c33580d88369bd46f01457ef0afbca72f97c
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/schwa/metalsprockets.git at 0.1.8
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/schwa/metalsprockets.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin GenerateManual
[4/4] Compiling plugin GenerateDoccReference
[5/5] Compiling plugin MetalCompilerPlugin
Building for debugging...
[5/17] Write sources
[9/17] Compiling MetalSprocketsShaders MetalSprocketsShaders.m
[10/17] Write swift-version--3CB7CFEC50E0D141.txt
error: error: cannot execute tool 'metal' due to missing Metal Toolchain; use: xcodebuild -downloadComponent MetalToolchain
[11/20] metal
Fetching https://github.com/schwa/GoldenImage
[1/194] Fetching goldenimage
Fetched https://github.com/schwa/GoldenImage from cache (0.93s)
Fetching https://github.com/swiftlang/swift-syntax.git
Fetching https://github.com/swiftlang/swift-docc-plugin
Fetching https://github.com/schwa/MetalCompilerPlugin
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/schwa/GeometryLite3D
[1/272] Fetching geometrylite3d
[151/2549] Fetching geometrylite3d, swift-docc-plugin
[254/2875] Fetching geometrylite3d, swift-docc-plugin, metalcompilerplugin
[635/20404] Fetching geometrylite3d, swift-docc-plugin, metalcompilerplugin, swift-argument-parser
[8486/95387] Fetching geometrylite3d, swift-docc-plugin, metalcompilerplugin, swift-argument-parser, swift-syntax
Fetched https://github.com/schwa/MetalCompilerPlugin from cache (4.45s)
Fetched https://github.com/swiftlang/swift-syntax.git from cache (4.45s)
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (4.45s)
Fetched https://github.com/apple/swift-argument-parser from cache (4.45s)
Fetched https://github.com/schwa/GeometryLite3D from cache (4.45s)
Computing version for https://github.com/schwa/GeometryLite3D
Computed https://github.com/schwa/GeometryLite3D at 0.1.1 (5.22s)
Fetching https://github.com/apple/swift-numerics.git
[1/6416] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git from cache (1.16s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.1.1 (1.78s)
Computing version for https://github.com/schwa/MetalCompilerPlugin
Computed https://github.com/schwa/MetalCompilerPlugin at 0.1.6 (3.19s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.7.1 (0.62s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.6 (0.71s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.23s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.95s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 600.0.1 (0.73s)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.4.6
Creating working copy for https://github.com/schwa/GoldenImage
Working copy of https://github.com/schwa/GoldenImage resolved at main (a0392a1)
Creating working copy for https://github.com/schwa/MetalCompilerPlugin
Working copy of https://github.com/schwa/MetalCompilerPlugin resolved at 0.1.6
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.7.1
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 600.0.1
Creating working copy for https://github.com/schwa/GeometryLite3D
Working copy of https://github.com/schwa/GeometryLite3D resolved at 0.1.1
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/600.0.1/swiftlang-6.2.4.1.4-MacroSupport-macos_aarch64.zip
Downloaded https://download.swift.org/prebuilts/swift-syntax/600.0.1/swiftlang-6.2.4.1.4-MacroSupport-macos_aarch64.zip (0.25s)
BUILD FAILURE 6.2 macosSpm