Build Information
Failed to build BSONSerialization, reference 2.2.0 (72abf2), with Swift 6.4 for Wasm on 20 Sep 2026 06:57:41 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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>&1Build Log
========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/frizlab/bsonserialization.git
Reference: 2.2.0
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/frizlab/bsonserialization
* tag 2.2.0 -> FETCH_HEAD
HEAD is now at 72abf22 Add the compressed BSON binary subtype
Cloned https://github.com/frizlab/bsonserialization.git
Revision (git rev-parse @):
72abf222b6c33fc6b40c906a83984cbbf90ec155
SUCCESS checkout https://github.com/frizlab/bsonserialization.git at 2.2.0
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/frizlab/bsonserialization.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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/Frizlab/stream-reader.git
[1/1058] Fetching stream-reader
Fetched https://github.com/Frizlab/stream-reader.git (0.41s)
Computing version for https://github.com/Frizlab/stream-reader.git
Computed https://github.com/Frizlab/stream-reader.git at 3.6.1 (0.57s)
Creating working copy for https://github.com/Frizlab/stream-reader.git
Working copy of https://github.com/Frizlab/stream-reader.git resolved at 3.6.1
Building for debugging...
[Pre-planning 1 / 96]
[23 / 38] StreamReader
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line: cd /host
/host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Conveniences/URLSessionStreamTaskReader.swift:16:1: [1;31merror: [1;39mnon-nominal type 'URLSessionStreamTask' (aka 'AnyObject') cannot be extended[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
[0;36m14 |[0;0m
[0;36m15 |[0;0m @available(macOS 10.11, *)
[0;36m16 |[0;0m extension [4;39mURLSessionStreamTask[0;0m : GenericReadStream {
[0;36m|[0;0m `- [1;31merror: [1;39mnon-nominal type 'URLSessionStreamTask' (aka 'AnyObject') cannot be extended[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/nominal-types\NominalTypes]8;;\]
[0;36m17 |[0;0m
[0;36m18 |[0;0m public func read(_ buffer: UnsafeMutableRawPointer, maxLength len: Int) throws -> Int {
[#NominalTypes]: <https://docs.swift.org/compiler/documentation/diagnostics/nominal-types>
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Conveniences/FileDescriptorReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Conveniences/FileHandleReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Conveniences/InputStreamReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Conveniences/URLSessionStreamTaskReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Core/StreamReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Core/StreamReaderErrors.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Implementations/DataReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Implementations/GenericStreamReader.swift /host/spi-builder-workspace/.build/checkouts/stream-reader/Sources/StreamReader/Matching.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 -suppress-warnings -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature StrictConcurrency -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/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name StreamReader -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/StreamReader_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/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/Modules/StreamReader.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/Modules/StreamReader.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/StreamReader-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/StreamReader-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/StreamReader-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/stream-reader.build/Debug-webassembly-wasm32/StreamReader-t.build/Objects-normal/wasm32/Modules/StreamReader.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm