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Build Information

Failed to build MNISTKit, reference develop (0702b1), with Swift 6.3 for macOS (SPM) on 10 Apr 2026 11:31:33 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
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/cafielo/MNISTKit.git
Reference: develop
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/cafielo/MNISTKit
 * branch            develop    -> FETCH_HEAD
 * [new branch]      develop    -> origin/develop
HEAD is now at 0702b14 remove forced unwrapping #4
Cloned https://github.com/cafielo/MNISTKit.git
Revision (git rev-parse @):
0702b1438e41eb502e1684b1b9c4d6301c773c20
SUCCESS checkout https://github.com/cafielo/MNISTKit.git at develop
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ResolveProductDependencies
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Resolving dependencies ...
Fetching https://github.com/cafielo/MNISTKit.git
[1/94] Fetching mnistkit
Fetched https://github.com/cafielo/MNISTKit.git from cache (1.00s)
Creating working copy for https://github.com/cafielo/MNISTKit.git
Working copy of https://github.com/cafielo/MNISTKit.git resolved at develop (0702b14)
error: 'mnistkit': Source files for target MNISTKit should be located under 'Sources/MNISTKit', or a custom sources path can be set with the 'path' property in Package.swift
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Build
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Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/cafielo/MNISTKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': Source files for target MNISTKit should be located under 'Sources/MNISTKit', or a custom sources path can be set with the 'path' property in Package.swift
BUILD FAILURE 6.3 macosSpm