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Build Information

Failed to build Buildkite, reference main (c217a3), with Swift 6.4 for Wasm on 18 Sep 2026 11:02:49 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/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:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/aaronsky/buildkite-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/aaronsky/buildkite-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at c217a30 do this instead for linux
Cloned https://github.com/aaronsky/buildkite-swift.git
Revision (git rev-parse @):
c217a301716ba96335157b20ba8902ab680fd038
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/aaronsky/buildkite-swift.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/aaronsky/buildkite-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/apple/swift-crypto.git
[1/18542] Fetching swift-crypto
Fetched https://github.com/apple/swift-crypto.git (1.16s)
Computing version for https://github.com/apple/swift-crypto.git
Computed https://github.com/apple/swift-crypto.git at 2.6.0 (1.37s)
Creating working copy for https://github.com/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 2.6.0
Building for debugging...
[Pre-planning 1 / 185]
[Planning deferred tasks]
[19 / 468] Crypto
[38 / 468] CCryptoBoringSSL
[48 / 468] CCryptoBoringSSL
[61 / 468] CCryptoBoringSSL
[69 / 468] CCryptoBoringSSL
[84 / 468] CCryptoBoringSSL
[91 / 468] CCryptoBoringSSL
[99 / 468] CCryptoBoringSSL
[107 / 468] CCryptoBoringSSL
[124 / 468] CCryptoBoringSSL
[135 / 468] CCryptoBoringSSL
[163 / 468] CCryptoBoringSSL
[178 / 468] CCryptoBoringSSL
[199 / 468] CCryptoBoringSSL
[204 / 468] CCryptoBoringSSL
[214 / 468] CCryptoBoringSSL
[233 / 468] CCryptoBoringSSL
[244 / 468] CCryptoBoringSSL
[261 / 468] CCryptoBoringSSL
[279 / 468] CCryptoBoringSSL
[301 / 468] CCryptoBoringSSL
[317 / 468] CCryptoBoringSSL
[331 / 468] CCryptoBoringSSL
[346 / 468] CCryptoBoringSSL
[364 / 468] CCryptoBoringSSL
[383 / 468] CCryptoBoringSSL
[400 / 468] CCryptoBoringSSL
[419 / 468] CCryptoBoringSSL
[437 / 468] CCryptoBoringSSL
[449 / 472] CCryptoBoringSSL
[450 / 472] CryptoBoringWrapper
[463 / 482] Crypto
[463 / 482] CryptoBoringWrapper
[466 / 482] Crypto
[474 / 484] Crypto
[481 / 493] Buildkite
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile Transport.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/Buildkite/Resources/Agent/AgentMetrics.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile AgentMetrics.swift
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/Buildkite/Resources/GraphQL/GraphQL.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile GraphQL.swift
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:23:47: error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
21 | /// Interface for the asynchronous communication layer the ``BuildkiteClient`` uses.
22 | public protocol Transport: Sendable {
23 |     typealias Output = (data: Data, response: URLResponse)
   |                                               `- error: 'URLResponse' is unavailable: This type has moved to the FoundationNetworking module. Import that module to use it.
24 |
25 |     /// Send the request and receive the ``Output`` asynchronously.
Foundation.URLResponse:2:18: note: 'URLResponse' has been explicitly marked unavailable here
1 | @available(*, unavailable, message: "This type has moved to the FoundationNetworking module. Import that module to use it.")
2 | public typealias URLResponse = AnyObject
  |                  `- note: 'URLResponse' has been explicitly marked unavailable here
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:26:24: error: cannot find type 'URLRequest' in scope
24 |
25 |     /// Send the request and receive the ``Output`` asynchronously.
26 |     func send(request: URLRequest) async throws -> Output
   |                        `- error: cannot find type 'URLRequest' in scope
27 | }
28 |
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:29:1: error: non-nominal type 'URLSession' (aka 'AnyObject') cannot be extended [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
27 | }
28 |
29 | extension URLSession: Transport {
   | `- error: non-nominal type 'URLSession' (aka 'AnyObject') cannot be extended [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
30 |     public func send(request: URLRequest) async throws -> Output {
31 |         // These depend on swift-corelibs-foundation, which have not implemented the
/host/spi-builder-workspace/Sources/Buildkite/Networking/Resource.swift:35:44: error: cannot find type 'URLRequest' in scope
 33 |     var body: Body { get }
 34 |     /// Transform the given URLRequest to fit the resource.
 35 |     func transformRequest(_ request: inout URLRequest)
    |                                            `- error: cannot find type 'URLRequest' in scope
 36 | }
 37 |
/host/spi-builder-workspace/Sources/Buildkite/Resources/GraphQL/GraphQL.swift:85:51: error: cannot find type 'URLRequest' in scope
 83 |     }
 84 |
 85 |     public func transformRequest(_ request: inout URLRequest) {
    |                                                   `- error: cannot find type 'URLRequest' in scope
 86 |         request.httpMethod = "POST"
 87 |     }
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:30:59: error: cannot find type 'Output' in scope
28 |
29 | extension URLSession: Transport {
30 |     public func send(request: URLRequest) async throws -> Output {
   |                                                           `- error: cannot find type 'Output' in scope
31 |         // These depend on swift-corelibs-foundation, which have not implemented the
32 |         // Task-based API for URLSession.
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:30:31: error: cannot find type 'URLRequest' in scope
28 |
29 | extension URLSession: Transport {
30 |     public func send(request: URLRequest) async throws -> Output {
   |                               `- error: cannot find type 'URLRequest' in scope
31 |         // These depend on swift-corelibs-foundation, which have not implemented the
32 |         // Task-based API for URLSession.
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:52:32: error: cannot find type 'URLRequest' in scope
50 |     }
51 |
52 |     private func send(request: URLRequest, completion: @Sendable @escaping (Result<Output, Error>) -> Void) {
   |                                `- error: cannot find type 'URLRequest' in scope
53 |         let task = dataTask(with: request) { data, response, error in
54 |             if let error = error {
/host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift:52:84: error: cannot find type 'Output' in scope
50 |     }
51 |
52 |     private func send(request: URLRequest, completion: @Sendable @escaping (Result<Output, Error>) -> Void) {
   |                                                                                    `- error: cannot find type 'Output' in scope
53 |         let task = dataTask(with: request) { data, response, error in
54 |             if let error = error {
[#NominalTypes]: <https://docs.swift.org/compiler/documentation/diagnostics/nominal-types>
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/Buildkite/BuildkiteClient.swift /host/spi-builder-workspace/Sources/Buildkite/Models/AccessToken.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Agent.swift /host/spi-builder-workspace/Sources/Buildkite/Models/AgentMetric.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Annotation.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Artifact.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Build.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Cluster.swift /host/spi-builder-workspace/Sources/Buildkite/Models/ClusterQueue.swift /host/spi-builder-workspace/Sources/Buildkite/Models/ClusterToken.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Emoji.swift /host/spi-builder-workspace/Sources/Buildkite/Models/FlakyTest.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Job.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Meta.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Organization.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Pipeline.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Team.swift /host/spi-builder-workspace/Sources/Buildkite/Models/Trace.swift /host/spi-builder-workspace/Sources/Buildkite/Models/User.swift /host/spi-builder-workspace/Sources/Buildkite/Models/WebhookEvent.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/APIVersion.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/BuildkiteClient+Webhooks.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/Configuration.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/Formatters.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/JSONValue.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/Pagination.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/Resource.swift /host/spi-builder-workspace/Sources/Buildkite/Networking/Response.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Networking/StatusCode.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Networking/TokenProvider.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Networking/Transport.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Networking/URL+Buildkite.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Resources/Agent/AgentMetrics.swift -primary-file /host/spi-builder-workspace/Sources/Buildkite/Resources/GraphQL/GraphQL.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/AccessTokens.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Agents.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Annotations.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Artifacts.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Builds.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/ClusterQueues.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/ClusterTokens.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Clusters.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Emojis.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/FlakyTests.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Followable.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Jobs.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Metas.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Organizations.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Pipelines.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Teams.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/REST/Users.swift /host/spi-builder-workspace/Sources/Buildkite/Resources/TestAnalytics/TestAnalyticsUpload.swift -supplementary-output-file-map /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/supplementaryOutputs-13 -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -I /host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32 -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 /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 -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static -use-static-resource-dir -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-crypto/Sources/CCryptoBoringSSLShims/include/module.modulemap -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-crypto/Sources/CCryptoBoringSSL/include/module.modulemap -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/checkouts/swift-crypto/Sources/CCryptoBoringSSLShims/include -Xcc -I/host/spi-builder-workspace/.build/checkouts/swift-crypto/Sources/CCryptoBoringSSL/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Buildkite -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/Buildkite_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 -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/StatusCode.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/TokenProvider.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/Transport.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/URL+Buildkite.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/AgentMetrics.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/GraphQL.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/StatusCode.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/TokenProvider.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/Transport.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/URL+Buildkite.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/AgentMetrics.o -index-unit-output-path /Buildkite.build/Debug-webassembly-wasm32/Buildkite-t.build/Objects-normal/wasm32/GraphQL.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm