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Build Information

Failed to build swift-distributed-actors, reference main (92a419), with Swift 6.4 for Android on 24 Oct 2026 18:59:12 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-distributed-actors.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/apple/swift-distributed-actors
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 92a419e Use upstream MetricsTestKit instead of a vendored TestMetrics copy (#1248)
Cloned https://github.com/apple/swift-distributed-actors.git
Revision (git rev-parse @):
92a419e58e48fa020fd2f4f344d623962b52e43f
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-distributed-actors.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/apple/swift-distributed-actors.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-0":/host -w "$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: sha256:1ec638249ee9496bfd8413990a8663326bfd4883adb2b1d6b616fd753c8ff99b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Fetching https://github.com/apple/swift-log
Fetching https://github.com/apple/swift-argument-parser
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Computed https://github.com/apple/swift-atomics at 1.3.1 (0.15s)
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Computed https://github.com/apple/swift-nio at 2.104.0 (0.26s)
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Computed https://github.com/apple/swift-nio-extras at 1.35.1 (0.25s)
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Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 1579]
[Planning 1137 / 1579]
[Planning deferred tasks]
[Constructing 2333 / 3798]
[167 / 979] DistributedActorsTestKit
[299 / 1007] _NIODataStructures
[301 / 1025] SwiftProtobuf
[301 / 1025] InternalCollectionsUtilities
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error: SwiftCompile normal aarch64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/DistributedActorsConcurrencyHelpers/lock.swift:42:49: error: cannot find type 'pthread_mutex_t' in scope
 40 | @available(*, noasync, message: "Locks are bad in async code; If you truly must, use DispatchSemaphore")
 41 | public final class Lock {
 42 |     fileprivate let mutex: UnsafeMutablePointer<pthread_mutex_t> = UnsafeMutablePointer.allocate(capacity: 1)
    |                                                 `- error: cannot find type 'pthread_mutex_t' in scope
 43 |
 44 |     /// Create a new lock.
/host/spi-builder-workspace/Sources/DistributedActorsConcurrencyHelpers/lock.swift:113:44: error: cannot find type 'pthread_cond_t' in scope
111 |     private var _value: T
112 |     private let mutex: Lock
113 |     private let cond: UnsafeMutablePointer<pthread_cond_t> = UnsafeMutablePointer.allocate(capacity: 1)
    |                                            `- error: cannot find type 'pthread_cond_t' in scope
114 |
115 |     /// Create the lock, and initialize the state variable to `value`.
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.0/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/DistributedActorsConcurrencyHelpers/lock.swift -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r30/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r30/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 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-upcoming-feature MemberImportVisibility -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.0/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-6.4.0-RELEASE_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-r30/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/21 -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/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name DistributedActorsConcurrencyHelpers -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/DistributedActorsConcurrencyHelpers_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.0/usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/Modules/DistributedActorsConcurrencyHelpers.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/Modules/DistributedActorsConcurrencyHelpers.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/DistributedActorsConcurrencyHelpers-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/DistributedActorsConcurrencyHelpers-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/DistributedActorsConcurrencyHelpers-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-distributed-actors.build/Debug-android-aarch64/DistributedActorsConcurrencyHelpers-t.build/Objects-normal/aarch64/Modules/DistributedActorsConcurrencyHelpers.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android