Swift Package IndexBuild Information
Failed to build TRON, reference 5.5.0-beta.1 (24434c), with Swift 6.3 for Wasm on 20 Apr 2026 20:18:45 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MLSDev/TRON.git
Reference: 5.5.0-beta.1
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/MLSDev/TRON
* tag 5.5.0-beta.1 -> FETCH_HEAD
HEAD is now at 24434ce Releasing version 5.5.0-beta.1.
Cloned https://github.com/MLSDev/TRON.git
Revision (git rev-parse @):
24434ce417167e320da790ee3a321770d3b142bc
SUCCESS checkout https://github.com/MLSDev/TRON.git at 5.5.0-beta.1
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/MLSDev/TRON.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/SwiftyJSON/SwiftyJSON.git
Fetching https://github.com/ReactiveX/RxSwift.git
[1/6267] Fetching swiftyjson
[6268/60572] Fetching swiftyjson, rxswift
Fetched https://github.com/SwiftyJSON/SwiftyJSON.git from cache (0.84s)
[6517/54305] Fetching rxswift
Fetching https://github.com/Alamofire/Alamofire.git
Fetched https://github.com/ReactiveX/RxSwift.git from cache (8.46s)
[1/31627] Fetching alamofire
Fetched https://github.com/Alamofire/Alamofire.git from cache (4.86s)
Computing version for https://github.com/SwiftyJSON/SwiftyJSON.git
Computed https://github.com/SwiftyJSON/SwiftyJSON.git at 5.0.2 (13.84s)
Computing version for https://github.com/ReactiveX/RxSwift.git
Computed https://github.com/ReactiveX/RxSwift.git at 6.10.2 (0.97s)
Computing version for https://github.com/Alamofire/Alamofire.git
Computed https://github.com/Alamofire/Alamofire.git at 5.11.2 (0.92s)
Creating working copy for https://github.com/SwiftyJSON/SwiftyJSON.git
Working copy of https://github.com/SwiftyJSON/SwiftyJSON.git resolved at 5.0.2
Creating working copy for https://github.com/Alamofire/Alamofire.git
Working copy of https://github.com/Alamofire/Alamofire.git resolved at 5.11.2
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.10.2
Building for debugging...
[0/10] Copying PrivacyInfo.xcprivacy
[3/10] Write sources
[9/10] Write swift-version-24593BA9C3E375BF.txt
[11/197] Emitting module SwiftyJSON
error: emit-module command failed with exit code 1 (use -v to see invocation)
[12/197] Emitting module Alamofire
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
error: emit-module command failed with exit code 1 (use -v to see invocation)
[13/202] Emitting module RxSwift
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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:
[14/222] Compiling RxSwift Optional.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[15/222] Compiling RxSwift Platform.Darwin.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[16/222] Compiling RxSwift Platform.Linux.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[17/222] Compiling RxSwift PrimitiveSequence+Concurrency.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[18/222] Compiling RxSwift PrimitiveSequence+Zip+arity.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[19/222] Compiling RxSwift DispatchQueueConfiguration.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[20/222] Compiling RxSwift Disposable.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[21/222] Compiling RxSwift Disposables.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[22/222] Compiling RxSwift DisposeBag.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[23/222] Compiling RxSwift DisposeBase.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[24/222] Compiling RxSwift DistinctUntilChanged.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[25/222] Compiling RxSwift Event.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[26/222] Compiling RxSwift Filter.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[27/222] Compiling RxSwift First.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[28/222] Compiling RxSwift Generate.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[29/222] Compiling RxSwift GroupBy.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[30/222] Compiling RxSwift GroupedObservable.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[31/222] Compiling RxSwift HistoricalScheduler.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[32/222] Compiling RxSwift HistoricalSchedulerTimeConverter.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[33/222] Compiling RxSwift ImmediateSchedulerType.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[34/222] Compiling RxSwift Never.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[35/222] Compiling RxSwift NopDisposable.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[36/222] Compiling RxSwift Observable+Concurrency.swift
/host/spi-builder-workspace/.build/checkouts/Alamofire/Source/Alamofire.swift:25:8: error: no such module 'Dispatch'
23 | //
24 |
25 | import Dispatch
| `- error: no such module 'Dispatch'
26 | import Foundation
27 | #if canImport(FoundationNetworking)
[37/222] Compiling SwiftyJSON resource_bundle_accessor.swift
[38/222] Compiling SwiftyJSON SwiftyJSON.swift
/host/spi-builder-workspace/.build/checkouts/SwiftyJSON/Source/SwiftyJSON/SwiftyJSON.swift:1215:51: error: ambiguous use of operator '<'
1213 |
1214 | switch (lhs.type, rhs.type) {
1215 | case (.number, .number): return lhs.rawNumber < rhs.rawNumber
| `- error: ambiguous use of operator '<'
1216 | case (.string, .string): return lhs.rawString < rhs.rawString
1217 | default: return false
:
1249 | }
1250 |
1251 | func < (lhs: NSNumber, rhs: NSNumber) -> Bool {
| `- note: found this candidate
1252 |
1253 | switch (lhs.isBool, rhs.isBool) {
Foundation.NSNumber.<:2:20: note: found this candidate in module 'Foundation'
1 | class NSNumber {
2 | public static func < (lhs: NSNumber, rhs: NSNumber) -> Bool}
| `- note: found this candidate in module 'Foundation'
3 |
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_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
BUILD FAILURE 6.3 wasm