The Swift Package Index logo.Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build LibPNG with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/KrakenCL/LibPNG.git
Reference: 0.0.3
Initialized empty Git repository in /Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/KrakenCL/LibPNG
 * tag               0.0.3      -> FETCH_HEAD
HEAD is now at 9941abf Improve normalization.
Cloned https://github.com/KrakenCL/LibPNG.git
Revision (git rev-parse @):
9941abff1c1683f0da3358a12f614bd7ce3b5780
SUCCESS checkout https://github.com/KrakenCL/LibPNG.git at 0.0.3
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $workDir
https://github.com/KrakenCL/LibPNG.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--423B1241ED78D482.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module LibPNG
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
[4/4] Compiling LibPNG LibPNG.swift
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
error: fatalError
warning: failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: you may be able to install libpng using your system-packager:
    brew install libpng
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version--423B1241ED78D482.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/3] Emitting module LibPNG
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
[3/3] Compiling LibPNG LibPNG.swift
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Library/CPNG/module.modulemap:2:10: error: header '/usr/local/include/png.h' not found
  header "/usr/local/include/png.h"
         ^
/Users/builder/builds/UKfvDsi8u/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/LibPNG/LibPNG.swift:19:8: error: could not build Objective-C module 'CPNG'
import CPNG
       ^
error: fatalError
warning: failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: you may be able to install libpng using your system-packager:
    brew install libpng
BUILD FAILURE 5.10 macosSpm