Swift Package Index

Build Information

Failed to build Arrow, reference master (32f1dd), with Swift 6.2 for macOS (SPM) on 22 Jun 2025 03:49:54 UTC.

Build Command

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

Build Log

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RunAll
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Builder version: 4.64.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/freshOS/Arrow.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/freshOS/Arrow
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 32f1ddf Update README.md
Cloned https://github.com/freshOS/Arrow.git
Revision (git rev-parse @):
32f1ddfe4160261eb0d0ddd63d52cc49babe7f00
SUCCESS checkout https://github.com/freshOS/Arrow.git at master
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Build
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Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/freshOS/Arrow.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64
Building for debugging...
[0/3] Write sources
[1/3] Copying PrivacyInfo.xcprivacy
[2/3] Write swift-version-1EA4D86E10B52AF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/8] Compiling Arrow resource_bundle_accessor.swift
[5/8] Emitting module Arrow
/Users/admin/builder/spi-builder-workspace/Sources/Arrow/Arrow.swift:63:25: error: static property 'dateFormatter' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
 61 | public actor Arrow {
 62 |
 63 |     internal static var dateFormatter: DateFormatter? = DateFormatter()
    |                         |- error: static property 'dateFormatter' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
    |                         |- note: convert 'dateFormatter' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: add '@MainActor' to make static property 'dateFormatter' part of global actor 'MainActor'
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 64 |     internal static var useReferenceDate = false
 65 |
/Users/admin/builder/spi-builder-workspace/Sources/Arrow/Arrow.swift:64:25: error: static property 'useReferenceDate' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
 62 |
 63 |     internal static var dateFormatter: DateFormatter? = DateFormatter()
 64 |     internal static var useReferenceDate = false
    |                         |- error: static property 'useReferenceDate' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
    |                         |- note: convert 'useReferenceDate' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: add '@MainActor' to make static property 'useReferenceDate' part of global actor 'MainActor'
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 65 |
 66 |     /// Sets the defaut dateFormat for parsing NSDates.
[#MutableGlobalVariable]: <https://docs.swift.org/compiler/documentation/diagnostics/mutable-global-variable>
[6/8] Compiling Arrow Extensions.swift
[7/8] Compiling Arrow JSON.swift
[8/8] Compiling Arrow Arrow.swift
/Users/admin/builder/spi-builder-workspace/Sources/Arrow/Arrow.swift:63:25: error: static property 'dateFormatter' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
 61 | public actor Arrow {
 62 |
 63 |     internal static var dateFormatter: DateFormatter? = DateFormatter()
    |                         |- error: static property 'dateFormatter' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
    |                         |- note: convert 'dateFormatter' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: add '@MainActor' to make static property 'dateFormatter' part of global actor 'MainActor'
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 64 |     internal static var useReferenceDate = false
 65 |
/Users/admin/builder/spi-builder-workspace/Sources/Arrow/Arrow.swift:64:25: error: static property 'useReferenceDate' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
 62 |
 63 |     internal static var dateFormatter: DateFormatter? = DateFormatter()
 64 |     internal static var useReferenceDate = false
    |                         |- error: static property 'useReferenceDate' is not concurrency-safe because it is nonisolated global shared mutable state [#MutableGlobalVariable]
    |                         |- note: convert 'useReferenceDate' to a 'let' constant to make 'Sendable' shared state immutable
    |                         |- note: add '@MainActor' to make static property 'useReferenceDate' part of global actor 'MainActor'
    |                         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 65 |
 66 |     /// Sets the defaut dateFormat for parsing NSDates.
[#MutableGlobalVariable]: <https://docs.swift.org/compiler/documentation/diagnostics/mutable-global-variable>
BUILD FAILURE 6.2 macosSpm