The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build ColorSelector, reference main (226df7), with Swift 6.1 for Linux on 24 Jun 2025 23:58:32 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
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 226df76 doc: Update README.md
Cloned https://github.com/jaywcjlove/ColorSelector.git
Revision (git rev-parse @):
226df76912033aed958bb276f24d2523983621eb
SUCCESS checkout https://github.com/jaywcjlove/ColorSelector.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/jaywcjlove/ColorSelector.git
https://github.com/jaywcjlove/ColorSelector.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
error: 'spi-builder-workspace': package 'spi-builder-workspace' is using Swift tools version 6.1.0 but the installed version is 6.0.2
error: fatalError
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" 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 -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 finestructure/spi-images
Digest: sha256:2e2b3aca8600f890617c2faa770b70e33c1dfd303d6f92b308423b89ef6bde64
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
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/11] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[4/11] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[5/11] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[6/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[7/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[8/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[9/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[10/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[11/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[12/12] 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 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" 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: sha256:2e2b3aca8600f890617c2faa770b70e33c1dfd303d6f92b308423b89ef6bde64
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
[2/10] Compiling ColorSelector Saturation.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[3/11] Compiling ColorSelector HueSlider.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[4/11] Compiling ColorSelector ColorSampler.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/11] Emitting module ColorSelector
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[6/11] Compiling ColorSelector AlphaSlider.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[7/11] Compiling ColorSelector Color.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[8/11] Compiling ColorSelector ColorSelector.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[9/11] Compiling ColorSelector Swatch.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[10/11] Compiling ColorSelector Sketch.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
[11/11] Compiling ColorSelector EnvironmentValues.swift
/host/spi-builder-workspace/Sources/ColorSelector/Color.swift:8:8: error: no such module 'AppKit'
 6 | //
 7 |
 8 | import AppKit
   |        `- error: no such module 'AppKit'
 9 | import SwiftUICore
10 |
BUILD FAILURE 6.1 linux