Swift Package IndexBuild Information
Failed to build BasicServiceLocator, reference 0.0.4 (81f896), with Swift 6.3 for Wasm on 16 Apr 2026 13:50:33 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/iballan/BasicServiceLocator.git
Reference: 0.0.4
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/iballan/BasicServiceLocator
* tag 0.0.4 -> FETCH_HEAD
HEAD is now at 81f8967 BIG UPDATE
Cloned https://github.com/iballan/BasicServiceLocator.git
Revision (git rev-parse @):
81f8967f31e197cfa01072f0eab5389863c4c56b
SUCCESS checkout https://github.com/iballan/BasicServiceLocator.git at 0.0.4
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/iballan/BasicServiceLocator.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/6] Compiling BasicServiceLocator ServiceLocatorError.swift
[4/6] Compiling BasicServiceLocator ServiceLocator.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/6] Emitting module BasicServiceLocator
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:31:29: error: cannot find 'DispatchQueue' in scope
29 | /// Service registry
30 | private lazy var reg: Dictionary<String, RegistryRec> = [:]
31 | private let syncQueue = DispatchQueue(label: "com.mbh.BasicServiceLocator.syncQueue", attributes: .concurrent)
| `- error: cannot find 'DispatchQueue' in scope
32 |
33 | public init() { }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:31:104: error: cannot infer contextual base in reference to member 'concurrent'
29 | /// Service registry
30 | private lazy var reg: Dictionary<String, RegistryRec> = [:]
31 | private let syncQueue = DispatchQueue(label: "com.mbh.BasicServiceLocator.syncQueue", attributes: .concurrent)
| `- error: cannot infer contextual base in reference to member 'concurrent'
32 |
33 | public init() { }
[6/6] Compiling BasicServiceLocator BasicServiceLocator.swift
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:31:29: error: cannot find 'DispatchQueue' in scope
29 | /// Service registry
30 | private lazy var reg: Dictionary<String, RegistryRec> = [:]
31 | private let syncQueue = DispatchQueue(label: "com.mbh.BasicServiceLocator.syncQueue", attributes: .concurrent)
| `- error: cannot find 'DispatchQueue' in scope
32 |
33 | public init() { }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:31:104: error: cannot infer contextual base in reference to member 'concurrent'
29 | /// Service registry
30 | private lazy var reg: Dictionary<String, RegistryRec> = [:]
31 | private let syncQueue = DispatchQueue(label: "com.mbh.BasicServiceLocator.syncQueue", attributes: .concurrent)
| `- error: cannot infer contextual base in reference to member 'concurrent'
32 |
33 | public init() { }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:48:33: error: cannot infer contextual base in reference to member 'barrier'
46 | public func registerService<T>(_ type: T.Type, lazyInstance: @escaping () -> T) {
47 | let key = typeName(type)
48 | syncQueue.async(flags: .barrier) {
| `- error: cannot infer contextual base in reference to member 'barrier'
49 | self.reg[key] = .Recipe(lazyInstance)
50 | }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:59:33: error: cannot infer contextual base in reference to member 'barrier'
57 | public func registerService<T>(_ type: T.Type, instance: T) {
58 | let key = typeName(type)
59 | syncQueue.async(flags: .barrier) {
| `- error: cannot infer contextual base in reference to member 'barrier'
60 | self.reg[key] = .Instance(instance)
61 | }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:70:33: error: cannot infer contextual base in reference to member 'barrier'
68 | public func registerTransientService<T>(_ type: T.Type, factory: @escaping () -> T) {
69 | let key = typeName(type)
70 | syncQueue.async(flags: .barrier) {
| `- error: cannot infer contextual base in reference to member 'barrier'
71 | self.reg[key] = .Transient(factory)
72 | }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:93:37: error: cannot infer contextual base in reference to member 'barrier'
91 |
92 | if case .Recipe = record, let concreteInstance = instance {
93 | syncQueue.async(flags: .barrier) {
| `- error: cannot infer contextual base in reference to member 'barrier'
94 | self.reg[key] = .Instance(concreteInstance)
95 | }
/host/spi-builder-workspace/Sources/BasicServiceLocator/BasicServiceLocator.swift:109:33: error: cannot infer contextual base in reference to member 'barrier'
107 | public func clear<T>(_ type: T.Type) {
108 | let key = typeName(type)
109 | syncQueue.async(flags: .barrier) {
| `- error: cannot infer contextual base in reference to member 'barrier'
110 | self.reg.removeValue(forKey: key)
111 | }
BUILD FAILURE 6.3 wasm