Swift Package Index

Build Information

Failed to build Suture, reference master (601357), with Swift 6.3 for Android on 22 Apr 2026 10:51:56 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/cristik/Suture.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/cristik/Suture
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 6013578 .travis.yml
Cloned https://github.com/cristik/Suture.git
Revision (git rev-parse @):
6013578f2a89dff72e569727464f183427b35f89
SUCCESS checkout https://github.com/cristik/Suture.git at master
========================================
Build
========================================
Selected platform:         android
Swift version:             6.3
Building package at path:  $PWD
https://github.com/cristik/Suture.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:9008270ea37a55e78725e6225015adb5eff8582da520c5232bf0499f32c36dc4
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--4F562202D5529B1.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/9] Emitting module Suture
/host/spi-builder-workspace/src/Cancelable.swift:32:21: error: Objective-C interoperability is disabled
30 | /// then the cancellation will be forwarded there. Regardless of the worker behaviour
31 | /// the closure passed to `get` will not be executed if the subscription is cancelled.
32 | @objc(SUCancelable) @objcMembers public class Cancelable: NSObject {
   |                     `- error: Objective-C interoperability is disabled
33 |     private var onCancel: (() -> Void)?
34 |
/host/spi-builder-workspace/src/Cancelable.swift:32:2: error: Objective-C interoperability is disabled
30 | /// then the cancellation will be forwarded there. Regardless of the worker behaviour
31 | /// the closure passed to `get` will not be executed if the subscription is cancelled.
32 | @objc(SUCancelable) @objcMembers public class Cancelable: NSObject {
   |  `- error: Objective-C interoperability is disabled
33 |     private var onCancel: (() -> Void)?
34 |
/host/spi-builder-workspace/src/ObjcFuture.swift:29:17: error: Objective-C interoperability is disabled
27 |
28 | /// Objective-C compatible class for `Result`
29 | @objc(SUResult) @objcMembers public final class ObjcResult: NSObject {
   |                 `- error: Objective-C interoperability is disabled
30 |     fileprivate let result: Result<Any, NSError>
31 |
/host/spi-builder-workspace/src/ObjcFuture.swift:29:2: error: Objective-C interoperability is disabled
27 |
28 | /// Objective-C compatible class for `Result`
29 | @objc(SUResult) @objcMembers public final class ObjcResult: NSObject {
   |  `- error: Objective-C interoperability is disabled
30 |     fileprivate let result: Result<Any, NSError>
31 |
/host/spi-builder-workspace/src/ObjcFuture.swift:67:17: error: Objective-C interoperability is disabled
65 | /// on the Swift side. Currently there is no support for creating or transforming futures in
66 | /// Objective-C, only for consuming them
67 | @objc(SUFuture) @objcMembers public final class ObjcFuture: NSObject {
   |                 `- error: Objective-C interoperability is disabled
68 |     public typealias Handler = (ObjcResult) -> Void
69 |     public typealias Resolver = (@escaping Handler) -> Cancelable
/host/spi-builder-workspace/src/ObjcFuture.swift:67:2: error: Objective-C interoperability is disabled
65 | /// on the Swift side. Currently there is no support for creating or transforming futures in
66 | /// Objective-C, only for consuming them
67 | @objc(SUFuture) @objcMembers public final class ObjcFuture: NSObject {
   |  `- error: Objective-C interoperability is disabled
68 |     public typealias Handler = (ObjcResult) -> Void
69 |     public typealias Resolver = (@escaping Handler) -> Cancelable
[4/9] Compiling Suture Cancelable.swift
/host/spi-builder-workspace/src/Cancelable.swift:32:21: error: Objective-C interoperability is disabled
30 | /// then the cancellation will be forwarded there. Regardless of the worker behaviour
31 | /// the closure passed to `get` will not be executed if the subscription is cancelled.
32 | @objc(SUCancelable) @objcMembers public class Cancelable: NSObject {
   |                     `- error: Objective-C interoperability is disabled
33 |     private var onCancel: (() -> Void)?
34 |
/host/spi-builder-workspace/src/Cancelable.swift:32:2: error: Objective-C interoperability is disabled
30 | /// then the cancellation will be forwarded there. Regardless of the worker behaviour
31 | /// the closure passed to `get` will not be executed if the subscription is cancelled.
32 | @objc(SUCancelable) @objcMembers public class Cancelable: NSObject {
   |  `- error: Objective-C interoperability is disabled
33 |     private var onCancel: (() -> Void)?
34 |
[5/9] Compiling Suture ObjcFuture.swift
/host/spi-builder-workspace/src/ObjcFuture.swift:29:17: error: Objective-C interoperability is disabled
27 |
28 | /// Objective-C compatible class for `Result`
29 | @objc(SUResult) @objcMembers public final class ObjcResult: NSObject {
   |                 `- error: Objective-C interoperability is disabled
30 |     fileprivate let result: Result<Any, NSError>
31 |
/host/spi-builder-workspace/src/ObjcFuture.swift:29:2: error: Objective-C interoperability is disabled
27 |
28 | /// Objective-C compatible class for `Result`
29 | @objc(SUResult) @objcMembers public final class ObjcResult: NSObject {
   |  `- error: Objective-C interoperability is disabled
30 |     fileprivate let result: Result<Any, NSError>
31 |
/host/spi-builder-workspace/src/ObjcFuture.swift:67:17: error: Objective-C interoperability is disabled
65 | /// on the Swift side. Currently there is no support for creating or transforming futures in
66 | /// Objective-C, only for consuming them
67 | @objc(SUFuture) @objcMembers public final class ObjcFuture: NSObject {
   |                 `- error: Objective-C interoperability is disabled
68 |     public typealias Handler = (ObjcResult) -> Void
69 |     public typealias Resolver = (@escaping Handler) -> Cancelable
/host/spi-builder-workspace/src/ObjcFuture.swift:67:2: error: Objective-C interoperability is disabled
65 | /// on the Swift side. Currently there is no support for creating or transforming futures in
66 | /// Objective-C, only for consuming them
67 | @objc(SUFuture) @objcMembers public final class ObjcFuture: NSObject {
   |  `- error: Objective-C interoperability is disabled
68 |     public typealias Handler = (ObjcResult) -> Void
69 |     public typealias Resolver = (@escaping Handler) -> Cancelable
[6/9] Compiling Suture Utils.swift
/host/spi-builder-workspace/src/Utils.swift:29:5: error: cannot find 'objc_sync_enter' in scope
27 |
28 | internal func synchronized<T>(_ lock: AnyObject, _ body: () throws -> T) rethrows -> T {
29 |     objc_sync_enter(lock); defer { objc_sync_exit(lock) }; return try body()
   |     `- error: cannot find 'objc_sync_enter' in scope
30 | }
31 |
/host/spi-builder-workspace/src/Utils.swift:29:36: error: cannot find 'objc_sync_exit' in scope
27 |
28 | internal func synchronized<T>(_ lock: AnyObject, _ body: () throws -> T) rethrows -> T {
29 |     objc_sync_enter(lock); defer { objc_sync_exit(lock) }; return try body()
   |                                    `- error: cannot find 'objc_sync_exit' in scope
30 | }
31 |
[7/9] Compiling Suture Dispatcher.swift
[8/9] Compiling Suture Cocoa+Suture.swift
/host/spi-builder-workspace/src/Cocoa+Suture.swift:34:24: warning: passing non-Sendable parameter 'block' to function expecting a '@Sendable' closure
31 |     ///
32 |     /// - Parameter block: the block to execute async
33 |     public func dispatch(_ block: @escaping () -> Void) {
   |                            `- note: parameter 'block' is implicitly non-Sendable
34 |         async(execute: block)
   |                        `- warning: passing non-Sendable parameter 'block' to function expecting a '@Sendable' closure
35 |     }
36 | }
[9/9] Compiling Suture Future.swift
BUILD FAILURE 6.3 android