The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build swift-playground, reference master (f266a9), with Swift 5.10 for macOS (SPM) on 17 Dec 2025 15:08:10 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftfiddle/swiftfiddle-web.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftfiddle/swiftfiddle-web
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f266a91 Update dependency webpack to v5.104.0 (#1161)
Cloned https://github.com/swiftfiddle/swiftfiddle-web.git
Revision (git rev-parse @):
f266a91d8f1b0c73131f2bf94f0709d9b92245b9
SUCCESS checkout https://github.com/swiftfiddle/swiftfiddle-web.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $PWD
https://github.com/swiftfiddle/swiftfiddle-web.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64
Fetching https://github.com/vapor/leaf.git
Fetching https://github.com/vapor/vapor.git
[1/3980] Fetching leaf
[3981/80384] Fetching leaf, vapor
Fetched https://github.com/vapor/vapor.git from cache (3.07s)
Fetched https://github.com/vapor/leaf.git from cache (3.07s)
Computing version for https://github.com/vapor/leaf.git
Computed https://github.com/vapor/leaf.git at 4.5.1 (0.43s)
Fetching https://github.com/apple/swift-algorithms.git
Fetching https://github.com/vapor/leaf-kit.git
[1/4993] Fetching leaf-kit
[251/11036] Fetching leaf-kit, swift-algorithms
Fetched https://github.com/vapor/leaf-kit.git from cache (1.05s)
[2780/6043] Fetching swift-algorithms
Fetched https://github.com/apple/swift-algorithms.git from cache (1.19s)
Computing version for https://github.com/vapor/vapor.git
error: Dependencies could not be resolved because 'vapor' >= 4.118.0 contains incompatible tools version (6.0.0) and root depends on 'vapor' 4.120.0..<5.0.0.
BUILD FAILURE 5.10 macosSpm