Promis – Build Information – Swift Package Index

Build Information

Failed to build Promis, reference 3.0.0 (cbc7ac), with Swift 6.4 for Wasm on 18 Sep 2026 19:23:50 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-2":/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/albertodebortoli/Promis.git
Reference: 3.0.0
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/albertodebortoli/Promis
 * tag               3.0.0      -> FETCH_HEAD
HEAD is now at cbc7acc Merge pull request #18 from albertodebortoli/fix-whenAll-leak
Cloned https://github.com/albertodebortoli/Promis.git
Revision (git rev-parse @):
cbc7accb649990c1248cf1de7159cf427a932550
SUCCESS checkout https://github.com/albertodebortoli/Promis.git at 3.0.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/albertodebortoli/Promis.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-2":/host -w "$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...
[Pre-planning 1 / 66]
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:21:32: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m19 |[0;0m      - parameter block: The block to execute as continuation of the future receiving the receiver as a parameter
 [0;36m20 |[0;0m      */
 [0;36m21 |[0;0m     public func finally(queue: [4;39mDispatchQueue[0;0m? = nil, block: @escaping (Future<ResultType>) -> Void) {
    [0;36m|[0;0m                                `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m22 |[0;0m         // rather than making all the chaining APIs throwable
 [0;36m23 |[0;0m         // if a continuation has already been set, a crash is desired
/host/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:44:45: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m42 |[0;0m      */
 [0;36m43 |[0;0m     @discardableResult
 [0;36m44 |[0;0m     public func then<NextResultType>(queue: [4;39mDispatchQueue[0;0m? = nil, task: @escaping (Future) -> Future<NextResultType>) -> Future<NextResultType> {
    [0;36m|[0;0m                                             `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m45 |[0;0m         let promise = Promise<NextResultType>()
 [0;36m46 |[0;0m         finally(queue: queue) { future in
/host/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:64:55: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m62 |[0;0m      */
 [0;36m63 |[0;0m     @discardableResult
 [0;36m64 |[0;0m     public func thenWithResult<NextResultType>(queue: [4;39mDispatchQueue[0;0m? = nil, continuation: @escaping (ResultType) -> Future<NextResultType>) -> Future<NextResultType> {
    [0;36m|[0;0m                                                       `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m65 |[0;0m         let promise = Promise<NextResultType>()
 [0;36m66 |[0;0m         finally(queue: queue) { future in
/host/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:88:32: [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m86 |[0;0m      */
 [0;36m87 |[0;0m     @discardableResult
 [0;36m88 |[0;0m     public func onError(queue: [4;39mDispatchQueue[0;0m? = nil, continuation: @escaping (Error) -> Void) -> Future {
    [0;36m|[0;0m                                `- [1;31merror: [1;39mcannot find type 'DispatchQueue' in scope[0;0m
 [0;36m89 |[0;0m         let promise = Promise<ResultType>()
 [0;36m90 |[0;0m         finally(queue: queue) { future in
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Framework/Sources/Future+Chaining.swift /host/spi-builder-workspace/Framework/Sources/Future+WhenAll.swift /host/spi-builder-workspace/Framework/Sources/Future.swift /host/spi-builder-workspace/Framework/Sources/FutureState.swift /host/spi-builder-workspace/Framework/Sources/PromisError.swift /host/spi-builder-workspace/Framework/Sources/Promise.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/Promis.build/Debug-webassembly-wasm32/Promis-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Promis -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Promis_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/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Modules/Promis.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Modules/Promis.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Promis-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Promis-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Promis-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Promis.build/Debug-webassembly-wasm32/Promis-t.build/Objects-normal/wasm32/Modules/Promis.swiftmodule
error: Build failed
BUILD FAILURE 6.4 wasm