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 SwiftParse, reference master (a57e82), with Swift 6.2 (beta) for Android on 17 Jun 2025 14:59:33 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:android-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mgadda/swift-parse.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/mgadda/swift-parse
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at a57e826 Merge pull request #8 from niw/fix_warnings
Cloned https://github.com/mgadda/swift-parse.git
Revision (git rev-parse @):
a57e8262e16aa2f91f47a7dc0472afb2c9ba234b
SUCCESS checkout https://github.com/mgadda/swift-parse.git at master
========================================
Build
========================================
Selected platform:         android
Swift version:             6.2
Building package at path:  $PWD
https://github.com/mgadda/swift-parse.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:android-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:b7c4a6b4153ff40ef9277e2157e708f835b8eb011095d53bd8db4594eb2b7798
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.2-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-8C5A4AE7A8CE2BA.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/10] Compiling SwiftParse Nothing.swift
[4/10] Compiling SwiftParse Map.swift
[5/10] Emitting module SwiftParse
/host/spi-builder-workspace/Sources/SwiftParse/Parsers.swift:28:14: warning: stored property 'at' of 'Sendable'-conforming generic struct 'ParseError' has non-sendable type 'AnyCollection<Element>'; this is an error in the Swift 6 language mode
 26 | /// and location of the failure.
 27 | public struct ParseError<Element> : Error {
 28 |   public let at: AnyCollection<Element>
    |              `- warning: stored property 'at' of 'Sendable'-conforming generic struct 'ParseError' has non-sendable type 'AnyCollection<Element>'; this is an error in the Swift 6 language mode
 29 |   public let reason: String?
 30 |   public init(at: AnyCollection<Element>, reason: String? = .none) {
Swift.AnyCollection:1:23: note: generic struct 'AnyCollection' does not conform to the 'Sendable' protocol
1 | @frozen public struct AnyCollection<Element> {
  |                       `- note: generic struct 'AnyCollection' does not conform to the 'Sendable' protocol
2 | }
/host/spi-builder-workspace/Sources/SwiftParse/Parsers.swift:86:12: error: generic parameter 'InputType' is not used in function signature [#no-usage]
 84 | }
 85 |
 86 | func match<InputType: Collection>(range: ClosedRange<InputType.Element>) -> StandardParser<InputType, InputType.Element> {
    |            `- error: generic parameter 'InputType' is not used in function signature [#no-usage]
 87 |   return { source in
 88 |     guard let first = source.first else {
[6/10] Compiling SwiftParse OptionalExtensions.swift
[7/10] Compiling SwiftParse Either.swift
[8/10] Compiling SwiftParse StringParsers.swift
[9/10] Compiling SwiftParse Operators.swift
[10/10] Compiling SwiftParse Parsers.swift
/host/spi-builder-workspace/Sources/SwiftParse/Parsers.swift:28:14: warning: stored property 'at' of 'Sendable'-conforming generic struct 'ParseError' has non-sendable type 'AnyCollection<Element>'; this is an error in the Swift 6 language mode
 26 | /// and location of the failure.
 27 | public struct ParseError<Element> : Error {
 28 |   public let at: AnyCollection<Element>
    |              `- warning: stored property 'at' of 'Sendable'-conforming generic struct 'ParseError' has non-sendable type 'AnyCollection<Element>'; this is an error in the Swift 6 language mode
 29 |   public let reason: String?
 30 |   public init(at: AnyCollection<Element>, reason: String? = .none) {
Swift.AnyCollection:1:23: note: generic struct 'AnyCollection' does not conform to the 'Sendable' protocol
1 | @frozen public struct AnyCollection<Element> {
  |                       `- note: generic struct 'AnyCollection' does not conform to the 'Sendable' protocol
2 | }
/host/spi-builder-workspace/Sources/SwiftParse/Parsers.swift:86:12: error: generic parameter 'InputType' is not used in function signature [#no-usage]
 84 | }
 85 |
 86 | func match<InputType: Collection>(range: ClosedRange<InputType.Element>) -> StandardParser<InputType, InputType.Element> {
    |            `- error: generic parameter 'InputType' is not used in function signature [#no-usage]
 87 |   return { source in
 88 |     guard let first = source.first else {
BUILD FAILURE 6.2 android