Swift Package IndexBuild Information
Failed to build MaskingTape, reference 26.2.22 (494412), with Swift 6.1 for Linux on 22 Feb 2026 15:50:47 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/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/markbattistella/MaskingTape.git
Reference: 26.2.22
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/markbattistella/MaskingTape
* tag 26.2.22 -> FETCH_HEAD
HEAD is now at 4944126 2026-02-22
Cloned https://github.com/markbattistella/MaskingTape.git
Revision (git rev-parse @):
4944126d72564763ba4ffff0f1c8012c8a5651b5
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/markbattistella/MaskingTape.git at 26.2.22
========================================
Build
========================================
Selected platform: linux
Swift version: 6.1
Building package at path: $PWD
https://github.com/markbattistella/MaskingTape.git
https://github.com/markbattistella/MaskingTape.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
"dependencies" : [
],
"manifest_display_name" : "MaskingTape",
"name" : "MaskingTape",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "17.0"
},
{
"name" : "macos",
"version" : "14.0"
},
{
"name" : "watchos",
"version" : "10.0"
},
{
"name" : "tvos",
"version" : "17.0"
},
{
"name" : "visionos",
"version" : "1.0"
}
],
"products" : [
{
"name" : "MaskingTape",
"targets" : [
"MaskingTape"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MaskingTapeTests",
"module_type" : "SwiftTarget",
"name" : "MaskingTapeTests",
"path" : "Tests/MaskingTapeTests",
"sources" : [
"MaskingTapeTests.swift"
],
"target_dependencies" : [
"MaskingTape"
],
"type" : "test"
},
{
"c99name" : "MaskingTape",
"module_type" : "SwiftTarget",
"name" : "MaskingTape",
"path" : "Sources/MaskingTape",
"product_memberships" : [
"MaskingTape"
],
"sources" : [
"CaptureProtection.swift",
"ScreenWatermarkModifier.swift",
"SecureContainerView.swift",
"WindowTapeView.swift"
],
"type" : "library"
}
],
"tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:8e1c3aab9de7fa4f6e33977b6a4cee007e876da3e605dda0be6b9b9bf86aa951
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/7] Compiling MaskingTape WindowTapeView.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[4/7] Compiling MaskingTape SecureContainerView.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[5/7] Compiling MaskingTape ScreenWatermarkModifier.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/7] Emitting module MaskingTape
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[7/7] Compiling MaskingTape CaptureProtection.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
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/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:8e1c3aab9de7fa4f6e33977b6a4cee007e876da3e605dda0be6b9b9bf86aa951
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/6] Emitting module MaskingTape
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[3/6] Compiling MaskingTape SecureContainerView.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[4/6] Compiling MaskingTape CaptureProtection.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[5/6] Compiling MaskingTape ScreenWatermarkModifier.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
[6/6] Compiling MaskingTape WindowTapeView.swift
/host/spi-builder-workspace/Sources/MaskingTape/CaptureProtection.swift:7:8: error: no such module 'SwiftUI'
5 | //
6 |
7 | import SwiftUI
| `- error: no such module 'SwiftUI'
8 |
9 | // MARK: - Public Capture Protection API
BUILD FAILURE 6.1 linux