Ambassador – Build Information – Swift Package Index

Build Information

Failed to build Ambassador, reference v5.0.0-rc.1 (b6d3cf), with Swift 6.4 for Linux on 29 Sep 2026 07:49:59 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/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:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/envoy/Ambassador.git
Reference: v5.0.0-rc.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/envoy/Ambassador
 * tag               v5.0.0-rc.1 -> FETCH_HEAD
HEAD is now at b6d3cf1 Declare iOS 15 / macOS 12 / tvOS 15 platforms to match Embassy 5
Cloned https://github.com/envoy/Ambassador.git
Revision (git rev-parse @):
b6d3cf1c7d138955871826607715fc3b7f65ee69
SUCCESS checkout https://github.com/envoy/Ambassador.git at v5.0.0-rc.1
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/envoy/Ambassador.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Fetching https://github.com/envoy/Embassy.git
[1/2100] Fetching embassy
Fetched https://github.com/envoy/Embassy.git (0.49s)
Computing version for https://github.com/envoy/Embassy.git
Computed https://github.com/envoy/Embassy.git at 5.0.0-rc (0.65s)
Creating working copy for https://github.com/envoy/Embassy.git
Working copy of https://github.com/envoy/Embassy.git resolved at 5.0.0-rc
Building for debugging...
[Pre-planning 1 / 96]
error: SwiftCompile normal x86_64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/.build/checkouts/Embassy/Sources/KqueueSelector.swift:24:31: [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
 [0;36m22 |[0;0m     // reusable buffer for kevent() to write ready events into; allocated once
 [0;36m23 |[0;0m     // rather than on every select() call
 [0;36m24 |[0;0m     private var readyEvents: [[4;39mDarwin[0;0m.kevent]
    [0;36m|[0;0m                               `- [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
 [0;36m25 |[0;0m
 [0;36m26 |[0;0m     public init(selectMaximumEvent: Int = 1024) throws {
/host/spi-builder-workspace/.build/checkouts/Embassy/Sources/KqueueSelector.swift:91:89: [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
 [0;36m89 |[0;0m
 [0;36m90 |[0;0m     /// One kevent change per event in `events`, all carrying `flags`
 [0;36m91 |[0;0m     private func changes(_ events: IOEvent, to fileDescriptor: Int32, flags: Int32) -> [[4;39mDarwin[0;0m.kevent] {
    [0;36m|[0;0m                                                                                         `- [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
 [0;36m92 |[0;0m         events.elements.map { event in
 [0;36m93 |[0;0m             Darwin.kevent(
/host/spi-builder-workspace/.build/checkouts/Embassy/Sources/KqueueSelector.swift:105:36: [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
[0;36m103 |[0;0m
[0;36m104 |[0;0m     /// Submit a batch of kevent changes in one syscall
[0;36m105 |[0;0m     private func apply(_ changes: [[4;39mDarwin[0;0m.kevent]) throws {
    [0;36m|[0;0m                                    `- [1;31merror: [1;39mcannot find type 'Darwin' in scope[0;0m
[0;36m106 |[0;0m         guard !changes.isEmpty else {
[0;36m107 |[0;0m             return
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Atomic.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Errors.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/EventLoop.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/HeapSort.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/IOUtils.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/KqueueSelector.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/DefaultLogFormatter.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/DefaultLogger.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/FileLogHandler.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/LogFormatter.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/LogHandler.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/Logger.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/PrintLogHandler.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Logger/TransformLogHandler.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/MultiDictionary.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Network/DefaultHTTPServer.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Network/HTTPConnection.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Network/HTTPHeaderParser.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Network/HTTPRequest.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Network/HTTPServer.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/PropagateLogHandler.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/SWSGI.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/SWSGIUtils.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Selector.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/SelectorEventLoop.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/TCPSocket.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Transport.swift /host/spi-builder-workspace/.build/checkouts/Embassy/Sources/Version.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -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 -suppress-warnings -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 /usr/lib/swift/host/plugins/testing\#/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 -enable-anonymous-context-mangled-names -file-compilation-dir /host -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-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Embassy -package-name embassy -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Embassy_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Modules/Embassy.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Modules/Embassy.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Embassy-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Embassy-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Embassy-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Embassy.build/Debug-linux-x86_64/Embassy-t.build/Objects-normal/x86_64/Modules/Embassy.swiftmodule
[34 / 49] Embassy
error: Build failed
BUILD FAILURE 6.4 linux