Swift Package IndexBuild Information
Failed to build Yakka, reference master (af26fa), with Swift 6.3 for Linux on 10 Apr 2026 16:29:34 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/KieranHarper/Yakka.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/KieranHarper/Yakka
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at af26fa7 Release 2.1.3
Cloned https://github.com/KieranHarper/Yakka.git
Revision (git rev-parse @):
af26fa778cd25c6ae5b24abfd141d48c3a37c144
SUCCESS checkout https://github.com/KieranHarper/Yakka.git at master
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Build
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Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/KieranHarper/Yakka.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Fetching https://github.com/Quick/Quick.git
Fetching https://github.com/Quick/Nimble.git
[1/14896] Fetching quick
[6705/34713] Fetching quick, nimble
Fetched https://github.com/Quick/Quick.git from cache (1.76s)
Fetched https://github.com/Quick/Nimble.git from cache (1.78s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 1.3.4 (2.92s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 7.3.4 (0.93s)
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 7.3.4
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 1.3.4
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/8] Compiling Yakka TaskRetryHelper.swift
[4/8] Compiling Yakka Task.swift
/host/spi-builder-workspace/Sources/Task.swift:140:10: error: Objective-C interoperability is disabled
138 | }
139 |
140 | @objc private func poll() {
| `- error: Objective-C interoperability is disabled
141 |
142 | // Get the value and pipe it through our other method
[5/8] Compiling Yakka MultiTask.swift
/host/spi-builder-workspace/Sources/MultiTask.swift:70:17: warning: reference to captured var 'self' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
68 | _overallProcess?.onShouldCancel { [weak self] in
69 | self?._internalQueue.async {
70 | self?.handleCancelling()
| `- warning: reference to captured var 'self' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
71 | }
72 | }
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/8] Compiling Yakka Line.swift
[7/8] Emitting module Yakka
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:42:107: error: type 'DispatchQueue' does not conform to protocol 'Hashable'
40 | }
41 |
42 | private func getQueueBatches<T>(from helpers: [FeedbackHandlerHelper<T>], defaultQueue: DispatchQueue) -> [DispatchQueue: [(T)->()]] {
| `- error: type 'DispatchQueue' does not conform to protocol 'Hashable'
43 | var dict = [DispatchQueue: [(T)->()]]()
44 | for helper in helpers {
/host/spi-builder-workspace/Sources/Task.swift:140:10: error: Objective-C interoperability is disabled
138 | }
139 |
140 | @objc private func poll() {
| `- error: Objective-C interoperability is disabled
141 |
142 | // Get the value and pipe it through our other method
[8/8] Compiling Yakka FeedbackHandlerHelper.swift
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:42:107: error: type 'DispatchQueue' does not conform to protocol 'Hashable'
40 | }
41 |
42 | private func getQueueBatches<T>(from helpers: [FeedbackHandlerHelper<T>], defaultQueue: DispatchQueue) -> [DispatchQueue: [(T)->()]] {
| `- error: type 'DispatchQueue' does not conform to protocol 'Hashable'
43 | var dict = [DispatchQueue: [(T)->()]]()
44 | for helper in helpers {
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:21:5: error: referencing instance method 'makeIterator()' on 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
19 | internal func notifyHandlers(from helpers: [FeedbackHandlerHelper<Void>], defaultQueue: DispatchQueue) {
20 | let batches = getQueueBatches(from: helpers, defaultQueue: defaultQueue)
21 | for (queue, batch) in batches {
| `- error: referencing instance method 'makeIterator()' on 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
22 | queue.async {
23 | for handler in batch {
Swift.Dictionary:1:11: note: where 'Key' = 'DispatchQueue'
1 | extension Dictionary : Sequence {
| `- note: where 'Key' = 'DispatchQueue'
2 | @inlinable public __consuming func makeIterator() -> Dictionary<Key, Value>.Iterator
3 | }
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:33:5: error: referencing instance method 'makeIterator()' on 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
31 | internal func notifyHandlers<T>(from helpers: [FeedbackHandlerHelper<T>], defaultQueue: DispatchQueue, parameters: T) {
32 | let batches = getQueueBatches(from: helpers, defaultQueue: defaultQueue)
33 | for (queue, batch) in batches {
| `- error: referencing instance method 'makeIterator()' on 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
34 | queue.async {
35 | for handler in batch {
Swift.Dictionary:1:11: note: where 'Key' = 'DispatchQueue'
1 | extension Dictionary : Sequence {
| `- note: where 'Key' = 'DispatchQueue'
2 | @inlinable public __consuming func makeIterator() -> Dictionary<Key, Value>.Iterator
3 | }
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:43:16: error: type 'DispatchQueue' does not conform to protocol 'Hashable'
41 |
42 | private func getQueueBatches<T>(from helpers: [FeedbackHandlerHelper<T>], defaultQueue: DispatchQueue) -> [DispatchQueue: [(T)->()]] {
43 | var dict = [DispatchQueue: [(T)->()]]()
| `- error: type 'DispatchQueue' does not conform to protocol 'Hashable'
44 | for helper in helpers {
45 | let queue = helper.queue ?? defaultQueue
/host/spi-builder-workspace/Sources/FeedbackHandlerHelper.swift:43:16: error: generic struct 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
41 |
42 | private func getQueueBatches<T>(from helpers: [FeedbackHandlerHelper<T>], defaultQueue: DispatchQueue) -> [DispatchQueue: [(T)->()]] {
43 | var dict = [DispatchQueue: [(T)->()]]()
| `- error: generic struct 'Dictionary' requires that 'DispatchQueue' conform to 'Hashable'
44 | for helper in helpers {
45 | let queue = helper.queue ?? defaultQueue
Swift.Dictionary:1:23: note: where 'Key' = 'DispatchQueue'
1 | @frozen public struct Dictionary<Key, Value> where Key : Hashable {
| `- note: where 'Key' = 'DispatchQueue'
2 | public typealias Element = (key: Key, value: Value)
3 | @inlinable public init()
BUILD FAILURE 6.3 linux