Swift Package IndexBuild Information
Failed to build Arrow, reference master (32f1dd), with Swift 6.2 (beta) for Linux on 22 Jun 2025 04:03:52 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build 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 /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
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: linux
Swift version: 6.2
Building package at path: $PWD
https://github.com/freshOS/Arrow.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:f81a7bd7aa87a0f81848d48c5bcc03f5f78deebd37fa5f9be9913077205d3687
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
Building for debugging...
[0/3] Write sources
[0/3] Copying PrivacyInfo.xcprivacy
[2/3] Write swift-version-24593BA9C3E375BF.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] Compiling Arrow Arrow.swift
/host/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 |
/host/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] Emitting module Arrow
/host/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 |
/host/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 linux