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 CRDT, reference 0.5.0 (04ff7d), with Swift 6.2 (beta) for macOS (SPM) on 19 Jun 2025 17:02:12 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/heckj/CRDT.git
Reference: 0.5.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/heckj/CRDT
 * tag               0.5.0      -> FETCH_HEAD
HEAD is now at 04ff7d1 doc update
Cloned https://github.com/heckj/CRDT.git
Revision (git rev-parse @):
04ff7d1dfdc36558efc6c5be9f9c158e1c0b5f00
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/heckj/CRDT.git at 0.5.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/heckj/CRDT.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64
Fetching https://github.com/apple/swift-docc-plugin
Fetching https://github.com/apple/swift-collections-benchmark
[1/498] Fetching swift-collections-benchmark
[76/2580] Fetching swift-collections-benchmark, swift-docc-plugin
Fetched https://github.com/apple/swift-docc-plugin from cache (3.91s)
Fetched https://github.com/apple/swift-collections-benchmark from cache (3.91s)
Computing version for https://github.com/apple/swift-collections-benchmark
Computed https://github.com/apple/swift-collections-benchmark at 0.0.4 (4.34s)
Fetching https://github.com/apple/swift-system
Fetching https://github.com/apple/swift-argument-parser
[1/4436] Fetching swift-system
[3994/19816] Fetching swift-system, swift-argument-parser
Fetched https://github.com/apple/swift-system from cache (1.70s)
Fetched https://github.com/apple/swift-argument-parser from cache (1.70s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.5.0 (2.10s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.5.1 (0.41s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.4 (0.48s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3413] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.16s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.71s)
Creating working copy for https://github.com/apple/swift-system
Working copy of https://github.com/apple/swift-system resolved at 1.5.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.4.4
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 1.5.1
Creating working copy for https://github.com/apple/swift-collections-benchmark
Working copy of https://github.com/apple/swift-collections-benchmark resolved at 0.0.4
error: the executable 'crdt-benchmark' requires macos 10.15, but depends on the product 'CollectionsBenchmark' which requires macos 15.0; consider changing the executable 'crdt-benchmark' to require macos 15.0 or later, or the product 'CollectionsBenchmark' to require macos 10.15 or earlier.
BUILD FAILURE 6.2 macosSpm