Swift Package Index

Build Information

Failed to build ColorSelector, reference main (0caf38), with Swift 6.1 for Linux on 23 Apr 2026 23:19:17 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jaywcjlove/ColorSelector.git
Reference: main
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/jaywcjlove/ColorSelector
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 0caf38c doc: update README.md
Cloned https://github.com/jaywcjlove/ColorSelector.git
Revision (git rev-parse @):
0caf38c4595148517f1d7d24adc1b04cb3b038c6
SUCCESS checkout https://github.com/jaywcjlove/ColorSelector.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/jaywcjlove/ColorSelector.git
https://github.com/jaywcjlove/ColorSelector.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:a7bfd71e9384436264431030299dc8a2d42d0664a168cfa1a5dd84c9bc592ccf
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-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)
[3/14] Emitting module ColorSelector
<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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[4/15] Compiling ColorSelector Swatch.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[5/15] Compiling ColorSelector EnvironmentValues.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[6/15] Compiling ColorSelector AlphaSlider.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[7/15] Compiling ColorSelector ColorSampler.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[8/15] Compiling ColorSelector ColorSelectorModifierExample.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[9/15] Compiling ColorSelector HueSlider.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[10/15] Compiling ColorSelector Saturation.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[11/15] Compiling ColorSelector Color.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[12/15] Compiling ColorSelector ColorSelector.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[13/15] Compiling ColorSelector Sketch.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[14/15] Compiling ColorSelector ColorSelectorButton.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[15/15] Compiling ColorSelector ColorSelectorModifier.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/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:a7bfd71e9384436264431030299dc8a2d42d0664a168cfa1a5dd84c9bc592ccf
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/13] Compiling ColorSelector EnvironmentValues.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[3/14] Compiling ColorSelector ColorSelectorButton.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[4/14] Compiling ColorSelector ColorSelectorModifier.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[5/14] Compiling ColorSelector Color.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[6/14] Compiling ColorSelector ColorSelector.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[7/14] Compiling ColorSelector AlphaSlider.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[8/14] Compiling ColorSelector ColorSampler.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[9/14] Compiling ColorSelector Sketch.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[10/14] Compiling ColorSelector HueSlider.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[11/14] Compiling ColorSelector Saturation.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[12/14] Compiling ColorSelector Swatch.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
[13/14] Compiling ColorSelector ColorSelectorModifierExample.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/14] Emitting module ColorSelector
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'SwiftUI'
 6 | //
 7 |
 8 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 9 |
10 | extension Color {
BUILD FAILURE 6.1 linux