Swift Package IndexBuild Information
Failed to build SlackKit, reference 4.8.0 (3823ae), with Swift 6.3 for Wasm on 20 Apr 2026 20:20:21 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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/pvzig/SlackKit.git
Reference: 4.8.0
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/pvzig/SlackKit
* tag 4.8.0 -> FETCH_HEAD
HEAD is now at 3823aee Revert oauth endpoint change and query params fix (#207)
Cloned https://github.com/pvzig/SlackKit.git
Revision (git rev-parse @):
3823aee4cfd05d618d2aaf334681b9bc4db89a63
SUCCESS checkout https://github.com/pvzig/SlackKit.git at 4.8.0
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/pvzig/SlackKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$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/vapor/websocket
Fetching https://github.com/daltoniam/Starscream
Fetching https://github.com/httpswift/swifter.git
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Fetched https://github.com/vapor/websocket from cache (1.13s)
Fetched https://github.com/daltoniam/Starscream from cache (1.14s)
Fetched https://github.com/httpswift/swifter.git from cache (1.14s)
Computing version for https://github.com/vapor/websocket
Computed https://github.com/vapor/websocket at 1.1.2 (4.58s)
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Fetched https://github.com/apple/swift-nio.git from cache (10.26s)
Computing version for https://github.com/httpswift/swifter.git
Computed https://github.com/httpswift/swifter.git at 1.5.0 (11.01s)
Computing version for https://github.com/apple/swift-nio-ssl.git
Computed https://github.com/apple/swift-nio-ssl.git at 1.4.0 (0.75s)
Fetching https://github.com/apple/swift-nio-ssl-support.git
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Computing version for https://github.com/apple/swift-nio-ssl-support.git
Computed https://github.com/apple/swift-nio-ssl-support.git at 1.0.0 (0.74s)
Computing version for https://github.com/daltoniam/Starscream
Computed https://github.com/daltoniam/Starscream at 4.0.8 (0.51s)
Computing version for https://github.com/vapor/crypto.git
Computed https://github.com/vapor/crypto.git at 3.4.1 (0.48s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 1.14.4 (0.46s)
Fetching https://github.com/apple/swift-nio-zlib-support.git
[1/15] Fetching swift-nio-zlib-support
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Computing version for https://github.com/apple/swift-nio-zlib-support.git
Computed https://github.com/apple/swift-nio-zlib-support.git at 1.0.0 (0.67s)
Computing version for https://github.com/vapor/http.git
Computed https://github.com/vapor/http.git at 3.4.0 (0.83s)
Computing version for https://github.com/vapor/core.git
Computed https://github.com/vapor/core.git at 3.10.1 (0.57s)
Creating working copy for https://github.com/vapor/core.git
Working copy of https://github.com/vapor/core.git resolved at 3.10.1
Creating working copy for https://github.com/apple/swift-nio-ssl-support.git
Working copy of https://github.com/apple/swift-nio-ssl-support.git resolved at 1.0.0
Creating working copy for https://github.com/vapor/websocket
Working copy of https://github.com/vapor/websocket resolved at 1.1.2
Creating working copy for https://github.com/httpswift/swifter.git
Working copy of https://github.com/httpswift/swifter.git resolved at 1.5.0
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 1.14.4
Creating working copy for https://github.com/apple/swift-nio-zlib-support.git
Working copy of https://github.com/apple/swift-nio-zlib-support.git resolved at 1.0.0
Creating working copy for https://github.com/vapor/crypto.git
Working copy of https://github.com/vapor/crypto.git resolved at 3.4.1
Creating working copy for https://github.com/vapor/http.git
Working copy of https://github.com/vapor/http.git resolved at 3.4.0
Creating working copy for https://github.com/apple/swift-nio-ssl.git
Working copy of https://github.com/apple/swift-nio-ssl.git resolved at 1.4.0
Creating working copy for https://github.com/daltoniam/Starscream
Working copy of https://github.com/daltoniam/Starscream resolved at 4.0.8
warning: 'swift-nio-ssl-support': ignoring declared target(s) 'swift-nio-ssl-support' in the system package
warning: 'swift-nio-zlib-support': ignoring declared target(s) 'swift-nio-zlib-support' in the system package
warning: couldn't find pc file for openssl
warning: couldn't find pc file for openssl
warning: 'starscream': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/Starscream/Sources/Info.plist
Building for debugging...
[0/8] Write sources
[7/8] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[9/55] Emitting module Swifter
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
[10/57] Emitting module SKCore
[11/60] Compiling Swifter String+File.swift
[12/60] Compiling Swifter String+Misc.swift
[13/60] Compiling Swifter String+SHA1.swift
[14/60] Compiling Swifter WebSockets.swift
[15/60] Compiling SKCore BlockElement.swift
[16/60] Compiling SKCore BlockLayout.swift
[17/60] Compiling SKCore Bot.swift
[18/60] Compiling SKCore Channel.swift
[19/60] Compiling SKCore Topic.swift
[20/60] Compiling SKCore User.swift
[21/60] Compiling SKCore UserGroup.swift
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
[25/60] Compiling SKCore RTMOptions.swift
[26/60] Compiling Swifter HttpRouter.swift
[27/60] Compiling Swifter HttpServer.swift
[28/60] Compiling Swifter HttpServerIO.swift
[29/60] Compiling SKCore Action.swift
[30/60] Compiling SKCore Attachment.swift
[31/60] Compiling SKCore AttachmentField.swift
[32/60] Compiling SKCore BlockComposition.swift
[33/60] Compiling SKCore Edited.swift
/host/spi-builder-workspace/SKCore/Sources/Extensions.swift:37:20: error: cannot find 'NSEC_PER_SEC' in scope
35 | return UInt64(CLOCKS_PER_SEC)
36 | #else
37 | return NSEC_PER_SEC
| `- error: cannot find 'NSEC_PER_SEC' in scope
38 | #endif
39 | }
[34/60] Compiling SKCore Event.swift
/host/spi-builder-workspace/SKCore/Sources/Extensions.swift:37:20: error: cannot find 'NSEC_PER_SEC' in scope
35 | return UInt64(CLOCKS_PER_SEC)
36 | #else
37 | return NSEC_PER_SEC
| `- error: cannot find 'NSEC_PER_SEC' in scope
38 | #endif
39 | }
[35/60] Compiling SKCore Extensions.swift
/host/spi-builder-workspace/SKCore/Sources/Extensions.swift:37:20: error: cannot find 'NSEC_PER_SEC' in scope
35 | return UInt64(CLOCKS_PER_SEC)
36 | #else
37 | return NSEC_PER_SEC
| `- error: cannot find 'NSEC_PER_SEC' in scope
38 | #endif
39 | }
[36/60] Compiling SKCore File.swift
/host/spi-builder-workspace/SKCore/Sources/Extensions.swift:37:20: error: cannot find 'NSEC_PER_SEC' in scope
35 | return UInt64(CLOCKS_PER_SEC)
36 | #else
37 | return NSEC_PER_SEC
| `- error: cannot find 'NSEC_PER_SEC' in scope
38 | #endif
39 | }
[37/60] Compiling SKCore SlackError.swift
[38/60] Compiling SKCore Team.swift
[39/60] Compiling SKCore TeamIcon.swift
[40/60] Compiling SKCore History.swift
[41/60] Compiling SKCore Item.swift
[42/60] Compiling SKCore Message.swift
[43/60] Compiling SKCore OAuthConfig.swift
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
/host/spi-builder-workspace/.build/checkouts/swifter/XCode/Sources/HttpServerIO.swift:9:8: error: no such module 'Dispatch'
7 |
8 | import Foundation
9 | import Dispatch
| `- error: no such module 'Dispatch'
10 |
11 | public protocol HttpServerIODelegate: class {
BUILD FAILURE 6.3 wasm