Swift Package IndexBuild Information
Failed to build Promise, reference 2.0.1 (d85a51), with Swift 6.4 for Android on 22 Sep 2026 15:35:29 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344847-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ObuchiYuki/Promise.git
Reference: 2.0.1
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/ObuchiYuki/Promise
* tag 2.0.1 -> FETCH_HEAD
HEAD is now at d85a515 fix concurrency error
Cloned https://github.com/ObuchiYuki/Promise.git
Revision (git rev-parse @):
d85a515d6e662f8c47d8f480f092d9bd1a945c2e
SUCCESS checkout https://github.com/ObuchiYuki/Promise.git at 2.0.1
========================================
Build
========================================
Selected platform: android
Swift version: 6.4
Building package at path: $PWD
https://github.com/ObuchiYuki/Promise.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
warning: 'spi-builder-workspace': /host/spi-builder-workspace/Package.swift:12:19: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
10 | .macOS(.v10_15),
11 | .tvOS(.v12),
12 | .watchOS(.v4)
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
13 | ],
14 | products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Building for debugging...
[Planning deferred tasks]
error: SwiftCompile normal aarch64 failed with a nonzero exit code. Command line: cd /host
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift:51:15: [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m49 |[0;0m public static func dispatchUnsafe(on queue: DispatchQueue = .global(), @_implicitSelfCapture _ handler: @Sendable @escaping (@escaping (Output) -> (), @escaping (Failure) -> ()) -> ()) -> Promise<Output, Failure> {
[0;36m50 |[0;0m let promise = Promise<Output, Failure>()
[0;36m51 |[0;0m [4;39mqueue[0;0m.[4;39masyncUnsafe[0;0m { handler(promise.resolve, promise.reject) }
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m52 |[0;0m return promise
[0;36m53 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift:58:15: [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m56 |[0;0m public static func dispatchUnsafe(on queue: DispatchQueue = .global(), @_implicitSelfCapture _ output: @Sendable @escaping () -> Output) -> Promise<Output, Failure> where Failure == Never {
[0;36m57 |[0;0m let promise = Promise<Output, Failure>()
[0;36m58 |[0;0m [4;39mqueue[0;0m.[4;39masyncUnsafe[0;0m { promise.resolve(output()) }
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m59 |[0;0m return promise
[0;36m60 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift:65:15: [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m63 |[0;0m public static func tryDispatchUnsafe(on queue: DispatchQueue = .global(), @_implicitSelfCapture _ handler: @Sendable @escaping (@escaping (Output) -> (), @escaping (Failure) -> ()) throws -> ()) -> Promise<Output, Failure> where Failure == Error {
[0;36m64 |[0;0m let promise = Promise<Output, Failure>()
[0;36m65 |[0;0m [4;39mqueue[0;0m.[4;39masyncUnsafe[0;0m { do { try handler(promise.resolve, promise.reject) } catch { promise.reject(error) } }
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m66 |[0;0m return promise
[0;36m67 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift:72:15: [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m70 |[0;0m public static func tryDispatchUnsafe(on queue: DispatchQueue = .global(), @_implicitSelfCapture _ output: @Sendable @escaping () throws -> Output) -> Promise<Output, Failure> where Failure == Error {
[0;36m71 |[0;0m let promise = Promise<Output, Failure>()
[0;36m72 |[0;0m [4;39mqueue[0;0m.[4;39masyncUnsafe[0;0m { do { promise.resolve(try output()) } catch { promise.reject(error) } }
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m73 |[0;0m return promise
[0;36m74 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift:78:40: [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m76 |[0;0m @inlinable
[0;36m77 |[0;0m public func receiveUnsafe(on queue: DispatchQueue) -> Promise<Output, Failure> {
[0;36m78 |[0;0m self.receiveUnsafe(on: { [4;39mqueue[0;0m.[4;39masyncUnsafe[0;0m(execute: $0) })
[0;36m|[0;0m `- [1;31merror: [1;39mvalue of type 'DispatchQueue' has no member 'asyncUnsafe'[0;0m
[0;36m79 |[0;0m }
[0;36m80 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+URLSession.swift:11:1: [1;31merror: [1;39mnon-nominal type 'URLSession' (aka 'AnyObject') cannot be extended[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
[0;36m9 |[0;0m import Foundation
[0;36m10 |[0;0m
[0;36m11 |[0;0m extension [4;39mURLSession[0;0m {
[0;36m|[0;0m `- [1;31merror: [1;39mnon-nominal type 'URLSession' (aka 'AnyObject') cannot be extended[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
[0;36m12 |[0;0m @inlinable public func data(for url: URL) -> Promise<Data, Error> {
[0;36m13 |[0;0m self.fetch(url).map { $0.1 }
/host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+URLSession.swift:46:20: [1;31merror: [1;39mtype 'URLSession' (aka 'AnyObject') has no member 'shared'[0;0m
[0;36m44 |[0;0m extension Data {
[0;36m45 |[0;0m @inlinable public static func async(contentsOf url: URL) -> Promise<Data, Error> {
[0;36m46 |[0;0m [4;39mURLSession[0;0m.[4;39mshared[0;0m.data(for: url)
[0;36m|[0;0m `- [1;31merror: [1;39mtype 'URLSession' (aka 'AnyObject') has no member 'shared'[0;0m
[0;36m47 |[0;0m }
[0;36m48 |[0;0m }
/host/spi-builder-workspace/Sources/Promise/Lock.swift:30:62: [1;31merror: [1;39mcannot convert value of type 'Int' to expected argument type 'Int32'[0;0m
[0;36m28 |[0;0m _HANDLE_PTHREAD_CALL(pthread_mutexattr_init(attr), "pthread_mutexattr_init")
[0;36m29 |[0;0m #if DEBUG
[0;36m30 |[0;0m _HANDLE_PTHREAD_CALL(pthread_mutexattr_settype(attr, PTHREAD_MUTEX_ERRORCHECK), "pthread_mutexattr_settype")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot convert value of type 'Int' to expected argument type 'Int32'[0;0m
[0;36m31 |[0;0m #endif
[0;36m32 |[0;0m return UnsafePointer(attr)
/host/spi-builder-workspace/Sources/Promise/Lock.swift:64:62: [1;31merror: [1;39mcannot convert value of type 'Int' to expected argument type 'Int32'[0;0m
[0;36m62 |[0;0m let attr = UnsafeMutablePointer<pthread_mutexattr_t>.allocate(capacity: 1)
[0;36m63 |[0;0m _HANDLE_PTHREAD_CALL(pthread_mutexattr_init(attr), "pthread_mutexattr_init")
[0;36m64 |[0;0m _HANDLE_PTHREAD_CALL(pthread_mutexattr_settype(attr, PTHREAD_MUTEX_RECURSIVE), "pthread_mutexattr_settype")
[0;36m|[0;0m `- [1;31merror: [1;39mcannot convert value of type 'Int' to expected argument type 'Int32'[0;0m
[0;36m65 |[0;0m #if DEBUG
[0;36m66 |[0;0m _HANDLE_PTHREAD_CALL(pthread_mutexattr_settype(attr, PTHREAD_MUTEX_ERRORCHECK), "pthread_mutexattr_settype")
[#NominalTypes]: <https://docs.swift.org/compiler/documentation/diagnostics/nominal-types>
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+GCD.swift /host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+MeasureInterval.swift /host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+Timeout.swift /host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+URLSession.swift /host/spi-builder-workspace/Sources/Promise/Ex+Foundation/Promise+Wait.swift /host/spi-builder-workspace/Sources/Promise/Ex+Swift/Promise+Combine.swift /host/spi-builder-workspace/Sources/Promise/Ex+Swift/Promise+Concurrency.swift /host/spi-builder-workspace/Sources/Promise/Lock.swift /host/spi-builder-workspace/Sources/Promise/Promise+Cancel.swift /host/spi-builder-workspace/Sources/Promise/Promise+Combination.swift /host/spi-builder-workspace/Sources/Promise/Promise+Debug.swift /host/spi-builder-workspace/Sources/Promise/Promise+Init.swift /host/spi-builder-workspace/Sources/Promise/Promise+Operators.swift /host/spi-builder-workspace/Sources/Promise/Promise+OptionalResolve.swift /host/spi-builder-workspace/Sources/Promise/Promise+Util.swift /host/spi-builder-workspace/Sources/Promise/Promise.swift -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/18 -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Promise -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Promise_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Modules/Promise.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Modules/Promise.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch[28 / 36] Promise
64/Promise-t.build/Objects-normal/aarch64/Promise-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Promise-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Promise-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promise.build/Debug-android-aarch64/Promise-t.build/Objects-normal/aarch64/Modules/Promise.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android