Realtime – Build Information – Swift Package Index

Build Information

Failed to build Realtime, reference main (5ea1fd), with Swift 6.4 for Android on 18 Sep 2026 17:30:58 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/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: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/supabase-community/realtime-swift.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/supabase-community/realtime-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5ea1fd2 Update README.md
Cloned https://github.com/supabase-community/realtime-swift.git
Revision (git rev-parse @):
5ea1fd24469191d5dd7421d3dbf42c88c5c0d5ba
SUCCESS checkout https://github.com/supabase-community/realtime-swift.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/supabase-community/realtime-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-0":/host -w "$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: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/Realtime/RealtimeClient.swift:115:41: [1;31merror: [1;39mcannot find type 'SSLCipherSuite' in scope[0;0m
[0;36m113 |[0;0m     /// allowed cipher suites supported by your server. This must be
[0;36m114 |[0;0m     /// set before calling `socket.connect()` in order to apply.
[0;36m115 |[0;0m     public var enabledSSLCipherSuites: [[4;39mSSLCipherSuite[0;0m]?
    [0;36m|[0;0m                                         `- [1;31merror: [1;39mcannot find type 'SSLCipherSuite' in scope[0;0m
[0;36m116 |[0;0m   #endif
[0;36m117 |[0;0m
/host/spi-builder-workspace/Sources/Realtime/RealtimeClient.swift:715:4: [1;31merror: [1;39mObjective-C interoperability is disabled[0;0m
[0;36m713 |[0;0m
[0;36m714 |[0;0m   /// Sends a hearbeat payload to the phoenix serverss
[0;36m715 |[0;0m   @objc func sendHeartbeat() {
    [0;36m|[0;0m    `- [1;31merror: [1;39mObjective-C interoperability is disabled[0;0m
[0;36m716 |[0;0m     // Do not send if the connection is closed
[0;36m717 |[0;0m     guard isConnected else { return }
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:130:14: [1;33mwarning: [1;39mnon-final class 'URLSessionTransport' cannot conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode[0;0m
[0;36m128 |[0;0m /// your own WebSocket library or implementation.
[0;36m129 |[0;0m @available(macOS 10.15, iOS 13, watchOS 6, tvOS 13, *)
[0;36m130 |[0;0m public class URLSessionTransport: NSObject, Transport, URLSessionWebSocketDelegate {
    [0;36m|[0;0m              `- [1;33mwarning: [1;39mnon-final class 'URLSessionTransport' cannot conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode[0;0m
[0;36m131 |[0;0m   /// The URL to connect to
[0;36m132 |[0;0m   internal let url: URL
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:135:15: [1;33mwarning: [1;39mstored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode[0;0m
[0;36m133 |[0;0m
[0;36m134 |[0;0m   /// The underling URLsession. Assigned during `connect()`
[0;36m135 |[0;0m   private var session: URLSession?
    [0;36m|[0;0m               `- [1;33mwarning: [1;39mstored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode[0;0m
[0;36m136 |[0;0m
[0;36m137 |[0;0m   /// The ongoing task. Assigned during `connect()`
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/Realtime/Channel.swift /host/spi-builder-workspace/Sources/Realtime/Defaults.swift /host/spi-builder-workspace/Sources/Realtime/Delegated.swift /host/spi-builder-workspace/Sources/Realtime/HeartbeatTimer.swift /host/spi-builder-workspace/Sources/Realtime/Message.swift /host/spi-builder-workspace/Sources/Realtime/Push.swift /host/spi-builder-workspace/Sources/Realtime/RealtimeClient.swift /host/spi-builder-workspace/Sources/Realtime/SocketError.swift /host/spi-builder-workspace/Sources/Realtime/StateChangeCallbacks.swift /host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift /host/spi-builder-workspace/Sources/Realtime/Transport.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/Realtime.build/Debug-android-aarch64/Realtime-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Realtime -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Realtime_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/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Modules/Realtime.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Modules/Realtime.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Realtime-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Realtime-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Realtime-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Realtime.build/Debug-android-aarch64/Realtime-t.build/Objects-normal/aarch64/Modules/Realtime.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android