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Build Information

Failed to build Awaiting, reference main (8782a0), with Swift 6.2 (beta) for Android on 23 Jun 2025 02:10:30 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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/swhitty/awaiting.git
Reference: main
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/swhitty/awaiting
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8782a0a swift 6 fixes --enable-code-coverage
Cloned https://github.com/swhitty/awaiting.git
Revision (git rev-parse @):
8782a0a40c02928fd0979ee6b4529dc11506e71e
SUCCESS checkout https://github.com/swhitty/awaiting.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.2
Building package at path:  $PWD
https://github.com/swhitty/awaiting.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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)
[3/5] Emitting module Awaiting
/host/spi-builder-workspace/Sources/Mutex.swift:35:18: error: cannot find type 'Storage' in scope
 33 | @usableFromInline
 34 | package struct Mutex<Value>: @unchecked Sendable {
 35 |     let storage: Storage
    |                  `- error: cannot find type 'Storage' in scope
 36 | }
 37 |
[4/5] Compiling Awaiting Mutex.swift
/host/spi-builder-workspace/Sources/Mutex.swift:35:18: error: cannot find type 'Storage' in scope
 33 | @usableFromInline
 34 | package struct Mutex<Value>: @unchecked Sendable {
 35 |     let storage: Storage
    |                  `- error: cannot find type 'Storage' in scope
 36 | }
 37 |
/host/spi-builder-workspace/Sources/Mutex.swift:43:24: error: cannot find 'Storage' in scope
 41 |     @usableFromInline
 42 |     init(_ initialValue: consuming sending Value) {
 43 |         self.storage = Storage(initialValue)
    |                        `- error: cannot find 'Storage' in scope
 44 |     }
 45 |
[5/5] Compiling Awaiting Awaiting.swift
/host/spi-builder-workspace/Sources/Mutex.swift:35:18: error: cannot find type 'Storage' in scope
 33 | @usableFromInline
 34 | package struct Mutex<Value>: @unchecked Sendable {
 35 |     let storage: Storage
    |                  `- error: cannot find type 'Storage' in scope
 36 | }
 37 |
/host/spi-builder-workspace/Sources/Awaiting.swift:105:51: warning: capture of non-sendable type 'Element.Indices.Type' in an isolated closure
103 |         ///
104 |         public func element(at index: Element.Index) async throws -> Element.Element where Element: Collection, Element.Index: Sendable {
105 |             let collection = try await first { $0.indices.contains(index) }
    |                                                   `- warning: capture of non-sendable type 'Element.Indices.Type' in an isolated closure
106 |             return collection[index]
107 |         }
BUILD FAILURE 6.2 android