Swift Package Index

Build Information

Failed to build SlidableImage, reference main (8f1777), with Swift 6.1 for Linux on 6 Apr 2026 17:41:50 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/quver/SlidableImage.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/quver/SlidableImage
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8f17777 Bump the github-actions group with 2 updates (#42)
Cloned https://github.com/quver/SlidableImage.git
Revision (git rev-parse @):
8f17777e195ac753d987407c96904abc541ea32f
SUCCESS checkout https://github.com/quver/SlidableImage.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/quver/SlidableImage.git
https://github.com/quver/SlidableImage.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.3.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    }
  ],
  "manifest_display_name" : "SlidableImage",
  "name" : "SlidableImage",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    },
    {
      "name" : "macos",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "SlidableImage",
      "targets" : [
        "SlidableImage"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SlidableImageTests",
      "module_type" : "SwiftTarget",
      "name" : "SlidableImageTests",
      "path" : "Tests/SlidableImageTests",
      "sources" : [
        "SlidableImageTests.swift",
        "TriangleTests.swift"
      ],
      "target_dependencies" : [
        "SlidableImage"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SlidableImage",
      "module_type" : "SwiftTarget",
      "name" : "SlidableImage",
      "path" : "Sources/SlidableImage",
      "product_memberships" : [
        "SlidableImage"
      ],
      "sources" : [
        "Arrows.swift",
        "Constants.swift",
        "SlidableImage.swift",
        "Triangle.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.1"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images: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: sha256:108e10880bce35e9496fba26782956e40a8e91a2a227f9b90af7e4cd93d2c183
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
Fetching https://github.com/apple/swift-docc-plugin
[1/2222] Fetching swift-docc-plugin
Fetched https://github.com/apple/swift-docc-plugin from cache (0.42s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.6 (3.42s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.48s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.15s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.4.6
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/4] Write sources
[3/4] Write swift-version-24593BA9C3E375BF.txt
[5/9] Compiling SlidableImage SlidableImage.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/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[6/9] Compiling SlidableImage Triangle.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/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/9] Emitting module SlidableImage
<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/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[8/9] Compiling SlidableImage Constants.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/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[9/9] Compiling SlidableImage Arrows.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/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:108e10880bce35e9496fba26782956e40a8e91a2a227f9b90af7e4cd93d2c183
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.1-latest
[0/1] Planning build
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/3] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/8] Emitting module SlidableImage
/host/spi-builder-workspace/Sources/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[5/8] Compiling SlidableImage Triangle.swift
/host/spi-builder-workspace/Sources/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[6/8] Compiling SlidableImage SlidableImage.swift
/host/spi-builder-workspace/Sources/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[7/8] Compiling SlidableImage Arrows.swift
/host/spi-builder-workspace/Sources/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
[8/8] Compiling SlidableImage Constants.swift
/host/spi-builder-workspace/Sources/SlidableImage/Arrows.swift:6:8: error: no such module 'SwiftUI'
 4 | //
 5 |
 6 | import SwiftUI
   |        `- error: no such module 'SwiftUI'
 7 |
 8 | public struct Arrows: View {
BUILD FAILURE 6.1 linux