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 EventDrivenSwift, reference main (9b995e), with Swift 6.2 (beta) for Android on 19 Jun 2025 17:01:29 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/Flowduino/EventDrivenSwift.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/Flowduino/EventDrivenSwift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9b995ec Improvements to the Event-Driven Swift diagram
Cloned https://github.com/Flowduino/EventDrivenSwift.git
Revision (git rev-parse @):
9b995ec40ae6c1404c9329f7c982021760cf0d18
SUCCESS checkout https://github.com/Flowduino/EventDrivenSwift.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.2
Building package at path:  $PWD
https://github.com/Flowduino/EventDrivenSwift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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
Fetching https://github.com/Flowduino/ThreadSafeSwift.git
Fetching https://github.com/Flowduino/Observable.git
[1/53] Fetching threadsafeswift
[54/169] Fetching threadsafeswift, observable
Fetched https://github.com/Flowduino/ThreadSafeSwift.git from cache (0.29s)
Fetched https://github.com/Flowduino/Observable.git from cache (0.29s)
Computing version for https://github.com/Flowduino/Observable.git
Computed https://github.com/Flowduino/Observable.git at 2.0.0 (0.76s)
Computing version for https://github.com/Flowduino/ThreadSafeSwift.git
Computed https://github.com/Flowduino/ThreadSafeSwift.git at 1.1.0 (0.49s)
Creating working copy for https://github.com/Flowduino/Observable.git
Working copy of https://github.com/Flowduino/Observable.git resolved at 2.0.0
Creating working copy for https://github.com/Flowduino/ThreadSafeSwift.git
Working copy of https://github.com/Flowduino/ThreadSafeSwift.git resolved at 1.1.0
Building for debugging...
[0/4] Write sources
[3/4] Write swift-version-8C5A4AE7A8CE2BA.txt
[5/6] Emitting module ThreadSafeSwift
[6/6] Compiling ThreadSafeSwift ThreadSafeSemaphore.swift
[8/15] Compiling Observable ObservableClass.swift
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableClass.swift:20:41: error: cannot find type 'ObservableObject' in scope
18 |  */
19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
20 | open class ObservableClass: Observable, ObservableObject {
   |                                         `- error: cannot find type 'ObservableObject' in scope
21 |     /**
22 |      Contains a Weak Reference to an Observer.
[9/15] Compiling Observable ObservableThread.swift
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThread.swift:20:50: error: cannot find type 'ObservableObject' in scope
 18 |  */
 19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
 20 | open class ObservableThread: Thread, Observable, ObservableObject {
    |                                                  `- error: cannot find type 'ObservableObject' in scope
 21 |     /**
 22 |      Contains a Weak Reference to an Observer.
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThread.swift:140:13: error: cannot find 'objectWillChange' in scope
138 |     open func notifyChange() async {
139 |         await MainActor.run {
140 |             objectWillChange.send()
    |             `- error: cannot find 'objectWillChange' in scope
141 |         }
142 |     }
[10/16] Compiling Observable KeyedObservable.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[11/16] Emitting module Observable
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableClass.swift:20:41: error: cannot find type 'ObservableObject' in scope
18 |  */
19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
20 | open class ObservableClass: Observable, ObservableObject {
   |                                         `- error: cannot find type 'ObservableObject' in scope
21 |     /**
22 |      Contains a Weak Reference to an Observer.
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThread.swift:20:50: error: cannot find type 'ObservableObject' in scope
 18 |  */
 19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
 20 | open class ObservableThread: Thread, Observable, ObservableObject {
    |                                                  `- error: cannot find type 'ObservableObject' in scope
 21 |     /**
 22 |      Contains a Weak Reference to an Observer.
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThreadSafeClass.swift:20:51: error: cannot find type 'ObservableObject' in scope
 18 |  */
 19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
 20 | open class ObservableThreadSafeClass: Observable, ObservableObject {
    |                                                   `- error: cannot find type 'ObservableObject' in scope
 21 |     /**
 22 |      Contains a Weak Reference to an Observer.
[12/16] Compiling Observable ObservableThreadSafeClass.swift
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThreadSafeClass.swift:20:51: error: cannot find type 'ObservableObject' in scope
 18 |  */
 19 | @available(macOS 10.15, iOS 13.0, tvOS 13.0, watchOS 6.0, *)
 20 | open class ObservableThreadSafeClass: Observable, ObservableObject {
    |                                                   `- error: cannot find type 'ObservableObject' in scope
 21 |     /**
 22 |      Contains a Weak Reference to an Observer.
/host/spi-builder-workspace/.build/checkouts/Observable/Sources/Observable/ObservableThreadSafeClass.swift:140:13: error: cannot find 'objectWillChange' in scope
138 |     open func notifyChange() async {
139 |         await MainActor.run {
140 |             objectWillChange.send()
    |             `- error: cannot find 'objectWillChange' in scope
141 |         }
142 |     }
[13/16] Compiling Observable Observable.swift
[14/16] Compiling Observable KeyedObservableThread.swift
[15/16] Compiling Observable KeyedObservableClass.swift
[16/16] Compiling Observable KeyedObservableThreadSafeClass.swift
BUILD FAILURE 6.2 android