swift-async-dns-resolver – Build Information

Build Information

Failed to build swift-async-dns-resolver, reference main (5aefa6), with Swift 6.4 for Android on 9 Oct 2026 22:37:07 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/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: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-async-dns-resolver.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-async-dns-resolver
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5aefa6d Housekeeping: replace repo-level CODE_OF_CONDUCT (#89)
Submodule path 'Sources/CAsyncDNSResolver/c-ares': checked out '3ac47ee46edd8ea40370222f91613fc16c434853'
Submodule 'c-ares' (https://github.com/c-ares/c-ares.git) registered for path 'Sources/CAsyncDNSResolver/c-ares'
Cloning into '/host/spi-builder-workspace/Sources/CAsyncDNSResolver/c-ares'...
Cloned https://github.com/apple/swift-async-dns-resolver.git
Revision (git rev-parse @):
5aefa6d4f32271d32b84ffee92e85013c7b7a5de
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-async-dns-resolver.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/apple/swift-async-dns-resolver.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886768-0":/host -w "$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: sha256:34a00a57f57797b403a98b861c3ce940f20735b4cb78ef45654f0d4f3b0c0295
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Building for debugging...
[Planning deferred tasks]
[34 / 122] CAsyncDNSResolver
[49 / 122] CAsyncDNSResolver
[65 / 122] CAsyncDNSResolver
[81 / 122] CAsyncDNSResolver
[100 / 122] CAsyncDNSResolver
[112 / 122] CAsyncDNSResolver
[122 / 132] AsyncDNSResolver
[126 / 132] AsyncDNSResolver
[129 / 132] AsyncDNSResolver
error: SwiftCompile normal aarch64 /host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/DNSResolver_c-ares.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile DNSResolver_c-ares.swift
/host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/DNSResolver_c-ares.swift:617:53: [1;31merror: [1;39mvalue of optional type 'UnsafeMutablePointer<Int8>?' must be unwrapped to a value of type 'UnsafeMutablePointer<Int8>'[0;0m
[0;36m615 |[0;0m         }
[0;36m616 |[0;0m         #else
[0;36m617 |[0;0m         if inet_ntop(family, bytes, addressBytesPtr.baseAddress, socklen_t(length)) == nil {
    [0;36m|[0;0m                                                     |- [1;31merror: [1;39mvalue of optional type 'UnsafeMutablePointer<Int8>?' must be unwrapped to a value of type 'UnsafeMutablePointer<Int8>'[0;0m
    [0;36m|[0;0m                                                     |- [1;39mnote: [1;39mcoalesce using '??' to provide a default when the optional value contains 'nil'[0;0m
    [0;36m|[0;0m                                                     `- [1;39mnote: [1;39mforce-unwrap using '!' to abort execution if the optional value contains 'nil'[0;0m
[0;36m618 |[0;0m             return nil
[0;36m619 |[0;0m         }
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.0/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/AsyncDNSResolver/AsyncDNSResolver.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/Errors.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/AresChannel.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/AresOptions.swift -primary-file /host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/DNSResolver_c-ares.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/c-ares/Errors_c-ares.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/dnssd/DNSResolver_dnssd.swift /host/spi-builder-workspace/Sources/AsyncDNSResolver/dnssd/Errors_dnssd.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.dia -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 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature StrictConcurrency\=complete -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 -fmodule-map-file\=/host/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps-android-aarch64/CAsyncDNSResolver.modulemap -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/Sources/CAsyncDNSResolver/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name AsyncDNSResolver -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/AsyncDNSResolver_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 -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.o -index-unit-output-path /swift-async-dns-resolver.build/Debug-android-aarch64/AsyncDNSResolver-t.build/Objects-normal/aarch64/DNSResolver_c-ares.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 android