Swift Package Index

Build Information

Failed to build SwiftFlags, reference master (df9acb), with Swift 6.4 for Android on 24 Sep 2026 10:28:56 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/andreabusi/SwiftFlags.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/andreabusi/SwiftFlags
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at df9acb2 docs: Update readme
Cloned https://github.com/andreabusi/SwiftFlags.git
Revision (git rev-parse @):
df9acb26d5916b4378b750b389d5eb51066a4e97
SUCCESS checkout https://github.com/andreabusi/SwiftFlags.git at master
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/andreabusi/SwiftFlags.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$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
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/SwiftFlags/SwiftFlags.swift:25:2: error: Objective-C interoperability is disabled
 23 | import Foundation
 24 |
 25 | @objc
    |  `- error: Objective-C interoperability is disabled
 26 | final public class SwiftFlags: NSObject {
 27 |
/host/spi-builder-workspace/Sources/SwiftFlags/SwiftFlags.swift:287:6: error: Objective-C interoperability is disabled
285 |     /// - Parameter country: Name or ISO 3166-1 code of the country
286 |     /// - Returns: Emoji flag if available, nil otherwise
287 |     @objc public class func flag(for country: String) -> String? {
    |      `- error: Objective-C interoperability is disabled
288 |         if let code = countryCode(for: country) {
289 |             return emojiFlag(for: code)
/host/spi-builder-workspace/Sources/SwiftFlags/SwiftFlags.swift:298:6: error: Objective-C interoperability is disabled
296 |     /// - Parameter country: Name of the country
297 |     /// - Returns: ISO 3166-1 code for the given country, nil if no math found
298 |     @objc public class func countryCode(for country: String) -> String? {
    |      `- error: Objective-C interoperability is disabled
299 |         let input = trimmed(string: country).lowercased()
300 |         if input.isEmpty {
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/SwiftFlags/SwiftFlags.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 5 -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/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SwiftFlags -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/SwiftFlags_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/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/Modules/SwiftFlags.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/Modules/SwiftFlags.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/SwiftFlags-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/SwiftFlags-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/SwiftFlags-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftFlags.build/Debug-android-aarch64/SwiftFlags-t.build/Objects-normal/aarch64/Modules/SwiftFlags.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android