Swift Package Index

Build Information

Failed to build FlexLayout, reference 2.2.3 (b1fcc8), with Swift 6.3 for Linux on 21 Apr 2026 20:43:15 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/swiftpackageindex/spi-images:basic-6.3-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/layoutbox/flexlayout.git
Reference: 2.2.3
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/layoutbox/flexlayout
 * tag               2.2.3      -> FETCH_HEAD
HEAD is now at b1fcc81 Update version to 2.2.3
Cloned https://github.com/layoutbox/flexlayout.git
Revision (git rev-parse @):
b1fcc81828e4b735c79d4c3fac35ef0754be0060
SUCCESS checkout https://github.com/layoutbox/flexlayout.git at 2.2.3
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.3
Building package at path:  $PWD
https://github.com/layoutbox/flexlayout.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Fetching https://github.com/facebook/yoga.git
[1/44386] Fetching yoga
Fetched https://github.com/facebook/yoga.git from cache (4.51s)
Computing version for https://github.com/facebook/yoga.git
Computed https://github.com/facebook/yoga.git at 3.2.1 (5.12s)
Creating working copy for https://github.com/facebook/yoga.git
Working copy of https://github.com/facebook/yoga.git resolved at 3.2.1
Building for debugging...
[0/26] Compiling YGEnums.cpp
[1/26] Compiling LayoutResults.cpp
[2/26] Compiling Log.cpp
[3/26] Compiling event.cpp
[4/26] Compiling YGNodeLayout.cpp
[5/26] Write swift-version-24593BA9C3E375BF.txt
[6/26] Compiling YGNode.cpp
[7/26] Compiling YGNodeStyle.cpp
[8/26] Compiling Node.cpp
[9/26] Compiling AssertFatal.cpp
[10/26] Compiling Config.cpp
[11/26] Compiling PixelGrid.cpp
[12/26] Compiling FlexLine.cpp
[13/26] Compiling Cache.cpp
In file included from /host/spi-builder-workspace/Sources/YogaKit/YGLayout.mm:8:
/host/spi-builder-workspace/Sources/YogaKit/include/YogaKit/UIView+Yoga.h:8:9: fatal error: 'UIKit/UIKit.h' file not found
    8 | #import <UIKit/UIKit.h>
      |         ^~~~~~~~~~~~~~~
1 error generated.
[14/26] Compiling FlexLayoutYogaKit YGLayout.mm
[14/26] Compiling YGConfig.cpp
[14/26] Compiling AbsoluteLayout.cpp
[14/26] Compiling Baseline.cpp
[14/26] Compiling YGValue.cpp
[14/26] Compiling CalculateLayout.cpp
/host/spi-builder-workspace/Sources/YogaKit/UIView+Yoga.mm:8:9: fatal error: 'objc/runtime.h' file not found
    8 | #import <objc/runtime.h>
      |         ^~~~~~~~~~~~~~~~
[14/26] Compiling FlexLayoutYogaKit UIView+Yoga.mm
[14/26] Compiling YGPixelGrid.cpp
BUILD FAILURE 6.3 linux