Swift Package IndexBuild Information
Failed to build MultiPicker, reference main (c2380f), with Swift 6.1 for Linux on 25 Jun 2026 02:58:52 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/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>&1Build Log
========================================
RunAll
========================================
Builder version: 4071e0796c748d991a0123890d2f0ecadc8fcc8c
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/toastersocks/MultiPicker.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/toastersocks/MultiPicker
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at c2380f1 Fix CI
Cloned https://github.com/toastersocks/MultiPicker.git
Revision (git rev-parse @):
c2380f17d6ae2dccc4682990be7261093ebeeb47
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/toastersocks/MultiPicker.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.1
Building package at path: $PWD
https://github.com/toastersocks/MultiPicker.git
https://github.com/toastersocks/MultiPicker.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$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:b221546719ba75fe8e862124132e6883296e82ad26a97f1bc5a8cdba87d84eb9
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
Fetching https://github.com/toastersocks/Flow.git
Fetching https://github.com/toastersocks/Helpers.git
[1/177] Fetching helpers
[178/602] Fetching helpers, flow
Fetched https://github.com/toastersocks/Helpers.git from cache (0.38s)
Fetched https://github.com/toastersocks/Flow.git from cache (0.38s)
Computing version for https://github.com/toastersocks/Helpers.git
Computed https://github.com/toastersocks/Helpers.git at 1.0.2 (0.60s)
Computing version for https://github.com/toastersocks/Flow.git
Computed https://github.com/toastersocks/Flow.git at 1.3.1 (0.21s)
Creating working copy for https://github.com/toastersocks/Flow.git
Working copy of https://github.com/toastersocks/Flow.git resolved at 1.3.1
Creating working copy for https://github.com/toastersocks/Helpers.git
Working copy of https://github.com/toastersocks/Helpers.git resolved at 1.0.2
Building for debugging...
[0/4] Write sources
[3/4] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/15] Emitting module Helpers
<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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[6/15] Compiling Helpers Variadic.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[7/15] Compiling Helpers Combine+.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[8/15] Compiling Helpers Backports.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[9/15] Compiling Helpers PreviewHelpers.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[10/15] Compiling Helpers Extensions.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[11/15] Compiling Helpers Backport.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/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[12/15] Emitting module Flow
<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/.build/checkouts/Flow/Sources/Flow/Flow.swift:1:8: error: no such module 'SwiftUI'
1 | import SwiftUI
| `- error: no such module 'SwiftUI'
2 |
3 |
<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-53886769-0":/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:b221546719ba75fe8e862124132e6883296e82ad26a97f1bc5a8cdba87d84eb9
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
[2/12] Compiling Helpers Backports.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[3/12] Compiling Helpers Backport.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/12] Emitting module Helpers
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[5/12] Compiling Helpers Extensions.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[6/12] Compiling Helpers PreviewHelpers.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[7/12] Compiling Helpers Variadic.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
[8/12] Compiling Helpers Combine+.swift
/host/spi-builder-workspace/.build/checkouts/Helpers/Sources/Helpers/Backport.swift:8:8: error: no such module 'SwiftUI'
6 | //
7 |
8 | import SwiftUI
| `- error: no such module 'SwiftUI'
9 |
10 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[9/12] Emitting module Flow
/host/spi-builder-workspace/.build/checkouts/Flow/Sources/Flow/Flow.swift:1:8: error: no such module 'SwiftUI'
1 | import SwiftUI
| `- error: no such module 'SwiftUI'
2 |
3 |
BUILD FAILURE 6.1 linux