Build Information
Failed to build XCTestExtensions, reference 1.2.6 (d860cb), with Swift 6.1 for Wasm on 14 Apr 2026 02:32:29 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/StanfordBDHG/XCTestExtensions.git
Reference: 1.2.6
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/StanfordBDHG/XCTestExtensions
* tag 1.2.6 -> FETCH_HEAD
HEAD is now at d860cb6 fix `delete(app:)` on iPad (#42)
Cloned https://github.com/StanfordBDHG/XCTestExtensions.git
Revision (git rev-parse @):
d860cb6fde3ff5a0fb65f06575f1f8cd7f8a5fb5
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/StanfordBDHG/XCTestExtensions.git at 1.2.6
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/StanfordBDHG/XCTestExtensions.git
https://github.com/StanfordBDHG/XCTestExtensions.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/18] Emitting module XCTestApp
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[5/18] Compiling XCTestApp TestAppTests.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[6/18] Compiling XCTestApp TestAppTestsView.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[7/18] Compiling XCTestApp XCTest.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[8/18] Compiling XCTestApp TestAppView.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[9/18] Compiling XCTestApp TestAppTestCase.swift
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
<unknown>:0: warning: upcoming feature 'InferSendableFromCaptures' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'GlobalActorIsolatedTypesUsability' is already enabled as of Swift version 6
<unknown>:0: warning: upcoming feature 'DisableOutwardActorInference' is already enabled as of Swift version 6
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/16] Compiling XCTestApp TestAppTestCase.swift
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[3/16] Compiling XCTestApp TestAppTests.swift
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/16] Emitting module XCTestApp
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[5/16] Compiling XCTestApp TestAppView.swift
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[6/16] Compiling XCTestApp TestAppTestsView.swift
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
[7/16] Compiling XCTestApp XCTest.swift
/host/spi-builder-workspace/Sources/XCTestApp/TestAppTests.swift:9:8: error: no such module 'SwiftUI'
7 | //
8 |
9 | import SwiftUI
| `- error: no such module 'SwiftUI'
10 |
11 |
BUILD FAILURE 6.1 wasm