Swift Package Index

Build Information

Failed to build OpenCombineJS, reference 0.2.0 (e574e4), with Swift 6.4 for macOS (SPM) on 18 Sep 2026 06:46:37 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftwasm/OpenCombineJS.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftwasm/OpenCombineJS
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at e574e41 Update CHANGELOG.md
Cloned https://github.com/swiftwasm/OpenCombineJS.git
Revision (git rev-parse @):
e574e418ba468ff5c2d4c499eb56f108aeb4d2ba
SUCCESS checkout https://github.com/swiftwasm/OpenCombineJS.git at 0.2.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swiftwasm/OpenCombineJS.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 244]
[Planning deferred tasks]
Fetching https://github.com/swiftwasm/JavaScriptKit.git
Fetching https://github.com/OpenCombine/OpenCombine.git
[1/8284] Fetching opencombine
[8285/49047] Fetching opencombine, javascriptkit
Fetched https://github.com/OpenCombine/OpenCombine.git (3.51s)
Fetched https://github.com/swiftwasm/JavaScriptKit.git (3.51s)
Computing version for https://github.com/OpenCombine/OpenCombine.git
Computed https://github.com/OpenCombine/OpenCombine.git at 0.14.0 (4.25s)
Computing version for https://github.com/swiftwasm/JavaScriptKit.git
Computed https://github.com/swiftwasm/JavaScriptKit.git at 0.59.0 (0.67s)
Fetching https://github.com/swiftlang/swift-syntax
[1/79951] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (5.75s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 603.0.2 (6.54s)
Creating working copy for https://github.com/OpenCombine/OpenCombine.git
Working copy of https://github.com/OpenCombine/OpenCombine.git resolved at 0.14.0
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 603.0.2
Creating working copy for https://github.com/swiftwasm/JavaScriptKit.git
Working copy of https://github.com/swiftwasm/JavaScriptKit.git resolved at 0.59.0
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/603.0.2/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip
Downloaded https://download.swift.org/prebuilts/swift-syntax/603.0.2/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip (0.22s)
error: The package product 'JavaScriptKit-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptKit-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptKit-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: Build failed
BUILD FAILURE 6.4 macosSpm