Swift Package IndexBuild Information
Failed to build AsyncBlock, reference 1.0.0 (a41ba4), with Swift 6.3 for Wasm on 12 Apr 2026 16:46:52 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
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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/brennanMKE/AsyncBlock.git
Reference: 1.0.0
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/brennanMKE/AsyncBlock
* tag 1.0.0 -> FETCH_HEAD
HEAD is now at a41ba42 init
Cloned https://github.com/brennanMKE/AsyncBlock.git
Revision (git rev-parse @):
a41ba42dc7ebbafe0addb3e9aa4d5b5555bcba79
SUCCESS checkout https://github.com/brennanMKE/AsyncBlock.git at 1.0.0
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/brennanMKE/AsyncBlock.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module AsyncBlock
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:13:35: error: cannot find type 'Operation' in scope
11 | public typealias AsyncBlockClosure = (@escaping AsyncBlockDoneClosure) -> Void
12 |
13 | public class AsyncBlockOperation: Operation {
| `- error: cannot find type 'Operation' in scope
14 | let asyncBlock: AsyncBlockClosure
15 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:31:25: error: property does not override any property from its superclass
29 | }
30 |
31 | public override var isReady: Bool {
| `- error: property does not override any property from its superclass
32 | state == .ready
33 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:35:25: error: property does not override any property from its superclass
33 | }
34 |
35 | public override var isExecuting: Bool {
| `- error: property does not override any property from its superclass
36 | state == .executing
37 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:39:25: error: property does not override any property from its superclass
37 | }
38 |
39 | public override var isFinished: Bool {
| `- error: property does not override any property from its superclass
40 | state == .finished
41 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:43:25: error: property does not override any property from its superclass
41 | }
42 |
43 | public override var isCancelled: Bool {
| `- error: property does not override any property from its superclass
44 | state == .cancelled
45 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:52:25: error: property does not override any property from its superclass
50 | }
51 |
52 | public override var isAsynchronous: Bool { true }
| `- error: property does not override any property from its superclass
53 |
54 | public override func start() {
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:54:26: error: method does not override any method from its superclass
52 | public override var isAsynchronous: Bool { true }
53 |
54 | public override func start() {
| `- error: method does not override any method from its superclass
55 | guard !isCancelled else { return }
56 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:67:26: error: method does not override any method from its superclass
65 | }
66 |
67 | public override func cancel() {
| `- error: method does not override any method from its superclass
68 | transition(to: .cancelled)
69 | }
[4/4] Compiling AsyncBlock AsyncBlockOperation.swift
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:13:35: error: cannot find type 'Operation' in scope
11 | public typealias AsyncBlockClosure = (@escaping AsyncBlockDoneClosure) -> Void
12 |
13 | public class AsyncBlockOperation: Operation {
| `- error: cannot find type 'Operation' in scope
14 | let asyncBlock: AsyncBlockClosure
15 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:31:25: error: property does not override any property from its superclass
29 | }
30 |
31 | public override var isReady: Bool {
| `- error: property does not override any property from its superclass
32 | state == .ready
33 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:35:25: error: property does not override any property from its superclass
33 | }
34 |
35 | public override var isExecuting: Bool {
| `- error: property does not override any property from its superclass
36 | state == .executing
37 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:39:25: error: property does not override any property from its superclass
37 | }
38 |
39 | public override var isFinished: Bool {
| `- error: property does not override any property from its superclass
40 | state == .finished
41 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:43:25: error: property does not override any property from its superclass
41 | }
42 |
43 | public override var isCancelled: Bool {
| `- error: property does not override any property from its superclass
44 | state == .cancelled
45 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:52:25: error: property does not override any property from its superclass
50 | }
51 |
52 | public override var isAsynchronous: Bool { true }
| `- error: property does not override any property from its superclass
53 |
54 | public override func start() {
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:54:26: error: method does not override any method from its superclass
52 | public override var isAsynchronous: Bool { true }
53 |
54 | public override func start() {
| `- error: method does not override any method from its superclass
55 | guard !isCancelled else { return }
56 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:67:26: error: method does not override any method from its superclass
65 | }
66 |
67 | public override func cancel() {
| `- error: method does not override any method from its superclass
68 | transition(to: .cancelled)
69 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:22:9: error: cannot find 'willChangeValue' in scope
20 | guard state != newState else { return }
21 |
22 | willChangeValue(forKey: newState.rawValue)
| `- error: cannot find 'willChangeValue' in scope
23 | willChangeValue(forKey: state.rawValue)
24 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:23:9: error: cannot find 'willChangeValue' in scope
21 |
22 | willChangeValue(forKey: newState.rawValue)
23 | willChangeValue(forKey: state.rawValue)
| `- error: cannot find 'willChangeValue' in scope
24 |
25 | state = newState
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:27:9: error: cannot find 'didChangeValue' in scope
25 | state = newState
26 |
27 | didChangeValue(forKey: state.rawValue)
| `- error: cannot find 'didChangeValue' in scope
28 | didChangeValue(forKey: newState.rawValue)
29 | }
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:28:9: error: cannot find 'didChangeValue' in scope
26 |
27 | didChangeValue(forKey: state.rawValue)
28 | didChangeValue(forKey: newState.rawValue)
| `- error: cannot find 'didChangeValue' in scope
29 | }
30 |
/host/spi-builder-workspace/Sources/AsyncBlock/AsyncBlockOperation.swift:49:9: error: 'super' cannot be used in class 'AsyncBlockOperation' because it has no superclass
47 | public init(asyncBlock: @escaping AsyncBlockClosure) {
48 | self.asyncBlock = asyncBlock
49 | super.init()
| `- error: 'super' cannot be used in class 'AsyncBlockOperation' because it has no superclass
50 | }
51 |
BUILD FAILURE 6.3 wasm