Swift Package Index

Build Information

Failed to build Markdown, reference 1.0.0 (ad895d), with Swift 6.3 for Android on 10 Apr 2026 17:42:48 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/twostraws/markdown.git
Reference: 1.0.0
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/twostraws/markdown
 * tag               1.0.0      -> FETCH_HEAD
HEAD is now at ad895d1 Updated README.
Cloned https://github.com/twostraws/markdown.git
Revision (git rev-parse @):
ad895d1cd77d4f6b6775497cbff7b0c5995f7485
SUCCESS checkout https://github.com/twostraws/markdown.git at 1.0.0
========================================
Build
========================================
Selected platform:         android
Swift version:             6.3
Building package at path:  $PWD
https://github.com/twostraws/markdown.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:9008270ea37a55e78725e6225015adb5eff8582da520c5232bf0499f32c36dc4
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest
warning: you may be able to install libmarkdown using your system-packager:
    apt-get install libmarkdown2-dev
warning: you may be able to install libmarkdown using your system-packager:
    apt-get install libmarkdown2-dev
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--4F562202D5529B1.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/5] Emitting module Markdown
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "discount.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/discount/discount.h:1:10: error: 'mkdio.h' file not found
1 | #include <mkdio.h>
  |          `- error: 'mkdio.h' file not found
2 |
/host/spi-builder-workspace/Sources/Markdown/Markdown.swift:1:8: error: could not build C module 'Discount'
 1 | import Discount
   |        `- error: could not build C module 'Discount'
 2 |
 3 | /// Stores the compiled Markdown for a string. This must be a class because it has a custom deinitializer to release the underlying memory.
[4/5] Compiling Markdown ParseOptions.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "discount.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/discount/discount.h:1:10: error: 'mkdio.h' file not found
1 | #include <mkdio.h>
  |          `- error: 'mkdio.h' file not found
2 |
/host/spi-builder-workspace/Sources/Markdown/Markdown.swift:1:8: error: could not build C module 'Discount'
 1 | import Discount
   |        `- error: could not build C module 'Discount'
 2 |
 3 | /// Stores the compiled Markdown for a string. This must be a class because it has a custom deinitializer to release the underlying memory.
[5/5] Compiling Markdown Markdown.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "discount.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/Sources/discount/discount.h:1:10: error: 'mkdio.h' file not found
1 | #include <mkdio.h>
  |          `- error: 'mkdio.h' file not found
2 |
/host/spi-builder-workspace/Sources/Markdown/Markdown.swift:1:8: error: could not build C module 'Discount'
 1 | import Discount
   |        `- error: could not build C module 'Discount'
 2 |
 3 | /// Stores the compiled Markdown for a string. This must be a class because it has a custom deinitializer to release the underlying memory.
BUILD FAILURE 6.3 android