Build Information
Failed to build llmfarm_core, reference main (a0c1bc), with Swift 6.3 for macOS (SPM) on 14 Apr 2026 06:29:57 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/buhe/llmfarm_core.swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/buhe/llmfarm_core.swift
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at a0c1bc8 Update swift.yml
Cloned https://github.com/buhe/llmfarm_core.swift.git
Revision (git rev-parse @):
a0c1bc8b584e6c24442d48a82dd5383fa0f18740
SUCCESS checkout https://github.com/buhe/llmfarm_core.swift.git at main
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"traits": [
"default"
],
"dependencies": [
{
"identity": "llmfarm_core.swift",
"name": "llmfarm_core",
"url": "https://github.com/buhe/llmfarm_core.swift.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/llmfarm_core.swift",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/buhe/llmfarm_core.swift.git
[1/1197] Fetching llmfarm_core.swift
Fetched https://github.com/buhe/llmfarm_core.swift.git from cache (1.27s)
Creating working copy for https://github.com/buhe/llmfarm_core.swift.git
Working copy of https://github.com/buhe/llmfarm_core.swift.git resolved at main (a0c1bc8)
warning: '.resolve-product-dependencies': dependency 'llmfarm_core.swift' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/buhe/llmfarm_core.swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/34] Write sources
[1/34] Copying metal
[2/34] Copying tokenizers
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
[3/34] Compiling replit.mm
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
[3/34] Compiling llmfarm_core_cpp grammar-parser.mm
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
[3/34] Compiling llmfarm_core_cpp package_helper.m
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
[3/34] Compiling rwkv.mm
[3/34] Compiling llmfarm_core_cpp resource_bundle_accessor.m
[3/34] Compiling llama.mm
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mfma' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mavx2' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mf16c' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-msse3' for target 'arm64-apple-macosx11.0'
clang: error: unsupported option '-mssse3' for target 'arm64-apple-macosx11.0'
[3/34] Compiling starcoder.mm
[3/34] Compiling llama_dadbed9.mm
[3/34] Compiling gptneox.mm
[3/34] Write swift-version--6988338F2F200930.txt
BUILD FAILURE 6.3 macosSpm