opentelemetry-swift – Build Information

Build Information

Failed to build opentelemetry-swift, reference main (9cc02a), with Swift 6.4 for Wasm on 23 Sep 2026 23:14:38 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/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/cirruslabs/opentelemetry-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/cirruslabs/opentelemetry-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9cc02a7 chore(deps): update prom/prometheus:latest docker digest to 1f0f50f (#1027)
Cloned https://github.com/cirruslabs/opentelemetry-swift.git
Revision (git rev-parse @):
9cc02a767c018ae3fb257c3caa944327fbee3c95
SUCCESS checkout https://github.com/cirruslabs/opentelemetry-swift.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/cirruslabs/opentelemetry-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$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/open-telemetry/opentelemetry-swift-core.git
Fetching https://github.com/grpc/grpc-swift.git
Fetching https://github.com/apple/swift-metrics.git
Fetching https://github.com/apple/swift-log.git
Fetching https://github.com/apple/swift-protobuf.git
[1/8165] Fetching swift-log
[8166/23279] Fetching swift-log, opentelemetry-swift-core
[8167/26795] Fetching swift-log, opentelemetry-swift-core, swift-metrics
[24983/78399] Fetching swift-log, opentelemetry-swift-core, swift-metrics, grpc-swift
Fetching https://github.com/apple/swift-nio.git
[78400/132597] Fetching swift-log, opentelemetry-swift-core, swift-metrics, grpc-swift, swift-protobuf
Fetched https://github.com/grpc/grpc-swift.git (1.33s)
[35467/80993] Fetching swift-log, opentelemetry-swift-core, swift-metrics, swift-protobuf
[43056/167058] Fetching swift-log, opentelemetry-swift-core, swift-metrics, swift-protobuf, swift-nio
Fetched https://github.com/open-telemetry/opentelemetry-swift-core.git (3.81s)
Fetched https://github.com/apple/swift-nio.git (3.20s)
Fetched https://github.com/apple/swift-metrics.git (4.32s)
Fetched https://github.com/apple/swift-log.git (4.32s)
Fetched https://github.com/apple/swift-protobuf.git (4.36s)
Computing version for https://github.com/grpc/grpc-swift.git
Computed https://github.com/grpc/grpc-swift.git at 1.27.1 (5.55s)
Fetching https://github.com/apple/swift-nio-ssl.git
Fetching https://github.com/apple/swift-nio-http2.git
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[19625/67438] Fetching swift-nio-ssl, swift-nio-transport-services, swift-atomics, swift-nio-extras, swift-nio-http2, swift-collections
Fetched https://github.com/apple/swift-nio-http2.git (1.07s)
[51863/55186] Fetching swift-nio-ssl, swift-nio-transport-services, swift-atomics, swift-nio-extras, swift-collections
Fetched https://github.com/apple/swift-nio-transport-services.git (1.08s)
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[44526/45633] Fetching swift-nio-ssl, swift-atomics, swift-collections
Fetched https://github.com/apple/swift-nio-ssl.git (1.09s)
[29292/29568] Fetching swift-atomics, swift-collections
Fetched https://github.com/apple/swift-atomics.git (1.26s)
Fetched https://github.com/apple/swift-collections.git (1.27s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.1 (1.45s)
Computing version for https://github.com/open-telemetry/opentelemetry-swift-core.git
warning: 'opentelemetry-swift-core': /Package.swift:13:15: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
11 |     .iOS(.v12),
12 |     .tvOS(.v12),
13 |     .watchOS(.v4),
   |               `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
14 |     .visionOS(.v1),
15 |   ],
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/open-telemetry/opentelemetry-swift-core.git at 2.5.1 (0.23s)
Computing version for https://github.com/apple/swift-metrics.git
Computed https://github.com/apple/swift-metrics.git at 2.11.0 (0.17s)
Computing version for https://github.com/apple/swift-nio-transport-services.git
Computed https://github.com/apple/swift-nio-transport-services.git at 1.28.0 (0.18s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.38.1 (0.22s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.15.1 (0.19s)
Computing version for https://github.com/apple/swift-nio-http2.git
Computed https://github.com/apple/swift-nio-http2.git at 1.46.0 (0.19s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.7.0 (0.29s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.103.0 (0.33s)
Fetching https://github.com/apple/swift-system.git
[1/6916] Fetching swift-system
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Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.8.1 (0.87s)
Computing version for https://github.com/apple/swift-nio-extras.git
Computed https://github.com/apple/swift-nio-extras.git at 1.35.1 (0.32s)
Fetching https://github.com/apple/swift-http-structured-headers.git
Fetching https://github.com/apple/swift-certificates.git
Fetching https://github.com/apple/swift-async-algorithms.git
Fetching https://github.com/apple/swift-http-types.git
Fetching https://github.com/swift-server/swift-service-lifecycle.git
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[3938/13606] Fetching swift-service-lifecycle, swift-http-structured-headers, swift-http-types, swift-certificates
Fetched https://github.com/apple/swift-http-structured-headers.git (0.53s)
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Fetching https://github.com/apple/swift-algorithms.git
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[14691/27213] Fetching swift-service-lifecycle, swift-http-types, swift-certificates, swift-asn1, swift-async-algorithms, swift-algorithms
Fetched https://github.com/swift-server/swift-service-lifecycle.git (1.08s)
[17444/24370] Fetching swift-http-types, swift-certificates, swift-asn1, swift-async-algorithms, swift-algorithms
Fetched https://github.com/apple/swift-asn1.git (1.08s)
[15522/22387] Fetching swift-http-types, swift-certificates, swift-async-algorithms, swift-algorithms
Fetched https://github.com/apple/swift-algorithms.git (0.60s)
[13617/16242] Fetching swift-http-types, swift-certificates, swift-async-algorithms
Fetched https://github.com/apple/swift-http-types.git (1.24s)
Fetched https://github.com/apple/swift-async-algorithms.git (1.24s)
Fetched https://github.com/apple/swift-certificates.git (1.24s)
Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (1.43s)
Fetching https://github.com/apple/swift-numerics.git
[1/6640] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git (0.64s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.1.1 (0.80s)
Computing version for https://github.com/swift-server/swift-service-lifecycle.git
Computed https://github.com/swift-server/swift-service-lifecycle.git at 2.12.0 (0.17s)
Computing version for https://github.com/apple/swift-async-algorithms.git
Computed https://github.com/apple/swift-async-algorithms.git at 1.1.5 (0.21s)
Computing version for https://github.com/apple/swift-http-structured-headers.git
Computed https://github.com/apple/swift-http-structured-headers.git at 1.7.0 (0.18s)
Computing version for https://github.com/apple/swift-http-types.git
Computed https://github.com/apple/swift-http-types.git at 1.8.0 (0.20s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.7.3 (0.20s)
Computing version for https://github.com/apple/swift-nio-ssl.git
Computed https://github.com/apple/swift-nio-ssl.git at 2.37.5 (0.22s)
Computing version for https://github.com/apple/swift-certificates.git
Computed https://github.com/apple/swift-certificates.git at 1.21.0 (0.24s)
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Computing version for https://github.com/apple/swift-crypto.git
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Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.38.1
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Working copy of https://github.com/apple/swift-crypto.git resolved at 5.0.0
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Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/open-telemetry/opentelemetry-swift-core.git
Working copy of https://github.com/open-telemetry/opentelemetry-swift-core.git resolved at 2.5.1
Creating working copy for https://github.com/apple/swift-nio-http2.git
Working copy of https://github.com/apple/swift-nio-http2.git resolved at 1.46.0
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Working copy of https://github.com/apple/swift-http-types.git resolved at 1.8.0
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Working copy of https://github.com/apple/swift-nio-extras.git resolved at 1.35.1
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Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
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Working copy of https://github.com/apple/swift-system.git resolved at 1.8.1
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Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
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Working copy of https://github.com/apple/swift-metrics.git resolved at 2.11.0
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.15.1
Creating working copy for https://github.com/apple/swift-nio-ssl.git
Working copy of https://github.com/apple/swift-nio-ssl.git resolved at 2.37.5
Creating working copy for https://github.com/apple/swift-async-algorithms.git
Working copy of https://github.com/apple/swift-async-algorithms.git resolved at 1.1.5
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Working copy of https://github.com/grpc/grpc-swift.git resolved at 1.27.1
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.103.0
warning: 'opentelemetry-swift-core': /host/spi-builder-workspace/.build/checkouts/opentelemetry-swift-core/Package.swift:13:15: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
11 |     .iOS(.v12),
12 |     .tvOS(.v12),
13 |     .watchOS(.v4),
   |               `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
14 |     .visionOS(.v1),
15 |   ],
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 1898]
[Planning 1202 / 1898]
[Planning deferred tasks]
[Constructing 1787 / 4306]
[Starting]
[264 / 977]
[277 / 1007] Logging
[279 / 1025] OpenTelemetryApi
[279 / 1025] _NIODataStructures
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Tests/Shared/TestUtils/HttpTestServer.swift:26:30: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m24 |[0;0m     public private(set) var serverPort: Int = 0
 [0;36m25 |[0;0m     private var isRunning = false
 [0;36m26 |[0;0m     private var serverQueue: [4;39mDispatchQueue[0;0m?
    [0;36m|[0;0m                              `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m27 |[0;0m     private let startSemaphore = DispatchSemaphore(value: 0)
 [0;36m28 |[0;0m
/host/spi-builder-workspace/Tests/Shared/TestUtils/HttpTestServer.swift:27:34: [1;31merror: [1;39mcannot find 'DispatchSemaphore' in scope[0;0m
 [0;36m25 |[0;0m     private var isRunning = false
 [0;36m26 |[0;0m     private var serverQueue: DispatchQueue?
 [0;36m27 |[0;0m     private let startSemaphore = [4;39mDispatchSemaphore[0;0m(value: 0)
    [0;36m|[0;0m                                  `- [1;31merror: [1;39mcannot find 'DispatchSemaphore' in scope[0;0m
 [0;36m28 |[0;0m
 [0;36m29 |[0;0m     // Request tracking for OTLP tests
/host/spi-builder-workspace/Tests/Shared/TestUtils/HttpTestServer.swift:31:42: [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
 [0;36m29 |[0;0m     // Request tracking for OTLP tests
 [0;36m30 |[0;0m     internal var receivedRequests: [(request: HTTPRequestData, body: Data)] = []
 [0;36m31 |[0;0m     internal let receivedRequestsQueue = [4;39mDispatchQueue[0;0m(label: "HttpTestServer.requests")
    [0;36m|[0;0m                                          `- [1;31merror: [1;39mcannot find 'DispatchQueue' in scope[0;0m
 [0;36m32 |[0;0m
 [0;36m33 |[0;0m     // Configuration for URLSession tests
/host/spi-builder-workspace/Tests/Shared/TestUtils/HttpTestServer.swift:56:34: [1;31merror: [1;39mcannot find type 'DispatchSemaphore' in scope[0;0m
 [0;36m54 |[0;0m     }
 [0;36m55 |[0;0m
 [0;36m56 |[0;0m     public func start(semaphore: [4;39mDispatchSemaphore[0;0m?) throws {
    [0;36m|[0;0m                                  `- [1;31merror: [1;39mcannot find type 'DispatchSemaphore' in scope[0;0m
 [0;36m57 |[0;0m         // Create socket
 [0;36m58 |[0;0m         #if canImport(Darwin)
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Tests/Shared/TestUtils/HttpTestServer.swift /host/spi-builder-workspace/Tests/Shared/TestUtils/XCTestCase+Wait.swift -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 -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-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SharedTestUtils -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/SharedTestUtils_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/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/Modules/SharedTestUtils.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/Modules/SharedTestUtils.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/SharedTestUtils-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/SharedTestUtils-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/SharedTestUtils-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/opentelemetry-swift.build/Debug-webassembly-wasm32/SharedTestUtils-t.build/Objects-normal/wasm32/Modules/SharedTestUtils.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm