Swift Package Index

Build Information

Failed to build WebAPIKit, reference 0.2.0 (2832a1), with Swift 6.4 for macOS (SPM) on 23 Sep 2026 07:01:02 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/WebAPIKit.git
Reference: 0.2.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftwasm/WebAPIKit
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 2832a10 Regenerate with @webref/idl 3.60.3
Cloned https://github.com/swiftwasm/WebAPIKit.git
Revision (git rev-parse @):
2832a10fdfd8b4990591d2b72d35cfacf7c647f3
SUCCESS checkout https://github.com/swiftwasm/WebAPIKit.git at 0.2.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swiftwasm/WebAPIKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Provisioning 1 / 39]
[Pre-planning 1 / 1029]
[Planning deferred tasks]
Fetching https://github.com/swiftwasm/JavaScriptKit.git
[1/40812] Fetching javascriptkit
Fetched https://github.com/swiftwasm/JavaScriptKit.git (2.66s)
Computing version for https://github.com/swiftwasm/JavaScriptKit.git
Computed https://github.com/swiftwasm/JavaScriptKit.git at 0.59.0 (3.38s)
Fetching https://github.com/swiftlang/swift-syntax
[1/80014] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (6.85s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 603.0.2 (10.24s)
Creating working copy for https://github.com/swiftwasm/JavaScriptKit.git
Working copy of https://github.com/swiftwasm/JavaScriptKit.git resolved at 0.59.0
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 603.0.2
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 (0.21s)
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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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 'JavaScriptEventLoop-product' requires minimum platform version 13.0 for the macOS platform, but this target supports 12.0
error: The package product 'JavaScriptBigIntSupport-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