Swift Package Index

Build Information

Failed to build B9Action, reference main (32ccac), with Swift 6.4 for Wasm on 19 Sep 2026 16:18:35 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/b9swift/Action.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/b9swift/Action
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 32ccacb Correct spelling.
Cloned https://github.com/b9swift/Action.git
Revision (git rev-parse @):
32ccacba992b921e304438ca6d6cfa20fef6e840
SUCCESS checkout https://github.com/b9swift/Action.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/b9swift/Action.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$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
Building for debugging...
[Planning deferred tasks]
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

[20 / 28] B9Action
/host/spi-builder-workspace/Sources/B9Action/B9Action.swift:21:26: error: cannot find type 'Selector' in scope
 19 |
 20 |     /// The message sent to the target when the action is triggered.
 21 |     public var selector: Selector?
    |                          `- error: cannot find type 'Selector' in scope
 22 |
 23 |     /// The closure executed when the action is triggered.
/host/spi-builder-workspace/Sources/B9Action/B9Action.swift:36:47: error: cannot find type 'Selector' in scope
 34 |     ///   - selector: The `selector` property.
 35 |     ///   - reference: The `reference` property.
 36 |     public init(target: AnyObject?, selector: Selector, reference: AnyObject? = nil) {
    |                                               `- error: cannot find type 'Selector' in scope
 37 |         self.target = target
 38 |         self.selector = selector
/host/spi-builder-workspace/Sources/B9Action/B9Action.swift:156:23: error: cannot find type 'DispatchQueue' in scope
154 |
155 |     /// The queue which the action is performed on.
156 |     public let queue: DispatchQueue
    |                       `- error: cannot find type 'DispatchQueue' in scope
157 |
158 |     /// The length of time that the action needs to be delayed.
/host/spi-builder-workspace/Sources/B9Action/B9Action.swift:167:67: error: cannot find type 'DispatchQueue' in scope
165 |     ///   - delay: The duration of the action is delayed. Must not be negative.
166 |     ///   - queue: Action will be performed on this queue. If not specified, the main queue will be use.
167 |     public init(_ action: Action, delay: TimeInterval = 0, queue: DispatchQueue = .main) {
    |                                                                   `- error: cannot find type 'DispatchQueue' in scope
168 |         precondition(delay >= 0)
169 |         self.action = action
/host/spi-builder-workspace/Sources/B9Action/B9Action.swift:205:23: error: cannot find type 'DispatchWorkItem' in scope
203 |     private let lock = NSLock()
204 |     private var needs: Bool = false
205 |     private var work: DispatchWorkItem?
    |                       `- error: cannot find type 'DispatchWorkItem' in scope
206 |
207 |     private func fired() {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/B9Action/B9Action.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/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name B9Action -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/B9Action_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/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/Modules/B9Action.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/Modules/B9Action.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/B9Action-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/B9Action-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/B9Action-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/B9Action.build/Debug-webassembly-wasm32/B9Action-t.build/Objects-normal/wasm32/Modules/B9Action.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm