Swift Package Index

Build Information

Failed to build KMPNativeCoroutines, reference master (54a45f), with Swift 6.4 for Wasm on 28 Sep 2026 00:38:20 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/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/rickclephas/KMP-NativeCoroutines.git
Reference: master
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/rickclephas/KMP-NativeCoroutines
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 54a45fb Bump version to 1.0.6
Cloned https://github.com/rickclephas/KMP-NativeCoroutines.git
Revision (git rev-parse @):
54a45fbb15bc0bebc54081f87683830d3bc9e84e
SUCCESS checkout https://github.com/rickclephas/KMP-NativeCoroutines.git at master
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/rickclephas/KMP-NativeCoroutines.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$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/ReactiveX/RxSwift.git
[1/54542] Fetching rxswift
Fetched https://github.com/ReactiveX/RxSwift.git (3.06s)
Computing version for https://github.com/ReactiveX/RxSwift.git
warning: 'rxswift': /Package@swift-5.9.swift:99:56: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
 97 | let package = Package(
 98 |     name: "RxSwift",
 99 |     platforms: [.iOS(.v12), .macOS(.v10_13), .watchOS(.v4), .tvOS(.v12), .visionOS(.v1)],
    |                                                        `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
100 |     products: ([
101 |         [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/ReactiveX/RxSwift.git at 6.10.2 (3.36s)
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.10.2
warning: 'rxswift': /host/spi-builder-workspace/.build/checkouts/RxSwift/Package@swift-5.9.swift:99:56: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
 97 | let package = Package(
 98 |     name: "RxSwift",
 99 |     platforms: [.iOS(.v12), .macOS(.v10_13), .watchOS(.v4), .tvOS(.v12), .visionOS(.v1)],
    |                                                        `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
100 |     products: ([
101 |         [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 299]
[Planning deferred tasks]
[53 / 92] KMPNativeCoroutinesCore
[62 / 101] RxSwift
error: SwiftCompile normal wasm32 failed with a nonzero exit code. Command line:     cd /host

/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/CoreFoundation/CoreFoundation.h:28:10: note: while building module 'wasi_emulated_signal' imported from /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/CoreFoundation/CoreFoundation.h:28:
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- note: while building module 'wasi_emulated_signal' imported from /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/CoreFoundation/CoreFoundation.h:28:
 29 | #include <stddef.h>
 30 | #include <stdio.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "signal.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/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/include/wasm32-wasip1/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  1 | #ifndef _WASI_EMULATED_SIGNAL
  2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
    |  `- error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  3 | compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  4 | #else
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "CoreFoundation.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/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/CoreFoundation/CoreFoundation.h:28:10: error: could not build module 'wasi_emulated_signal'
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- error: could not build module 'wasi_emulated_signal'
 29 | #include <stddef.h>
 30 | #include <stdio.h>
/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/CoreFoundation/ForSwiftFoundationOnly.h:86:10: note: while building module 'wasi_emulated_mman' imported from /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/CoreFoundation/ForSwiftFoundationOnly.h:86:
 84 | #undef _WASI_EMULATED_MMAN
 85 | #define _WASI_EMULATED_MMAN
 86 | #include <sys/mman.h>
    |          `- note: while building module 'wasi_emulated_mman' imported from /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/CoreFoundation/ForSwiftFoundationOnly.h:86:
 87 | #elif TARGET_OS_LINUX
 88 | #include <errno.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "sys/mman.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/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/include/wasm32-wasip1/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  1 | #ifndef _WASI_EMULATED_MMAN
  2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
    |  `- error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  3 | compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  4 | #else
/host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift:9:8: error: could not build C module 'CoreFoundation'
 7 | //
 8 |
 9 | import CoreFoundation
   |        `- error: could not build C module 'CoreFoundation'
10 |
11 | // This CoreFoundation import can be dropped when this issue is resolved:
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwift.build/Debug-webassembly-wasm32/RxSwift-t.build/DerivedSources/resource_bundle_accessor.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AddRef.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Amb.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AnonymousDisposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AnonymousObserver.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AnyObserver.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AsMaybe.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AsSingle.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AsyncLock.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AsyncSubject.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/AtomicInt.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Bag+Rx.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Bag.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/BehaviorSubject.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/BinaryDisposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Binder.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/BooleanDisposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Buffer.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Cancelable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Catch.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CombineLatest+Collection.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CombineLatest+arity.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CombineLatest.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CompactMap.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Completable+AndThen.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Completable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CompositeDisposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Concat.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ConcurrentDispatchQueueScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ConcurrentMainScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ConnectableObservableType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Create.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/CurrentThreadScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Date+Dispatch.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Debounce.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Debug.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Decode.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DefaultIfEmpty.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Deferred.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Delay.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DelaySubscription.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Dematerialize.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DispatchQueue+Extensions.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DispatchQueueConfiguration.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Disposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Disposables.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DisposeBag.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DisposeBase.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/DistinctUntilChanged.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Do.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ElementAt.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Empty.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Enumerated.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Error.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Errors.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Event.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Filter.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/First.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Generate.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/GroupBy.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/GroupedObservable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/HistoricalScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/HistoricalSchedulerTimeConverter.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ImmediateSchedulerType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+CombineLatest+Collection.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+CombineLatest+arity.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+Concurrency.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+Create.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+Debug.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+Operators.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible+Zip+arity.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Infallible.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/InfiniteSequence.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/InvocableScheduledItem.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/InvocableType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Just.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Lock.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/LockOwnerType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/MainScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Map.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Materialize.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Maybe.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Merge.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Multicast.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Never.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/NopDisposable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Observable+Concurrency.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Observable.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObservableConvertibleType+Infallible.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObservableConvertibleType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObservableType+Extensions.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObservableType+PrimitiveSequence.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObservableType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObserveOn.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObserverBase.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/ObserverType.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/OperationQueueScheduler.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Optional.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Platform.Darwin.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/Platform.Linux.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/PrimitiveSequence+Concurrency.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/PrimitiveSequence+Zip+arity.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/PrimitiveSequence.swift /host/spi-builder-workspace/.build/checkouts/RxSwift/Sources/RxSwift/PriorityQueue.swift 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error: Build failed
BUILD FAILURE 6.4 wasm