********************************************************************************
conan test conan-center-index/recipes/fltk/all/test_package/conanfile.py fltk/1.3.8@#2bce655d4ac907d207723f7e3cae4c67 -pr /Users/jenkins/w/prod/BuildSingleReference@2/36319/1d8c41c2-2c0e-43b6-ab97-b9528e988c63/profile_osx_110_libcpp_apple-clang_debug_64.fltk-shared-True.txt
********************************************************************************
Auto detecting your dev setup to initialize the default profile (/Users/jenkins/w/prod/BuildSingleReference@2/.conan/profiles/default)
Found apple-clang 11.0
Default settings
	os=Macos
	os_build=Macos
	arch=x86_64
	arch_build=x86_64
	compiler=apple-clang
	compiler.version=11.0
	compiler.libcxx=libc++
	build_type=Release
*** You can change them in /Users/jenkins/w/prod/BuildSingleReference@2/.conan/profiles/default ***
*** Or override with -s compiler='other' -s ...s***


Configuration:
[settings]
arch=x86_64
build_type=Debug
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=11.0
os=Macos
[options]
fltk:shared=True
[build_requires]
[env]

zlib/1.2.12: Not found in local cache, looking in remotes...
zlib/1.2.12: Trying with 'conan-center'...
Downloading conanmanifest.txt
Downloading conanfile.py
Downloading conan_export.tgz
zlib/1.2.12: Downloaded recipe revision 3b9e037ae1c615d045a06c67d88491ae
libjpeg/9d: Not found in local cache, looking in remotes...
libjpeg/9d: Trying with 'conan-center'...
Downloading conanmanifest.txt
Downloading conanfile.py
Downloading conan_export.tgz
libjpeg/9d: Downloaded recipe revision e7ebe28533c5824240393061a993e870
libpng/1.6.37: Not found in local cache, looking in remotes...
libpng/1.6.37: Trying with 'conan-center'...
Downloading conanmanifest.txt
Downloading conanfile.py
Downloading conan_export.tgz
libpng/1.6.37: Downloaded recipe revision abacd98afb859828aa70354fa7d55285
fltk/1.3.8 (test package): Installing package
Requirements
    fltk/1.3.8 from local cache - Cache
    libjpeg/9d from 'conan-center' - Downloaded
    libpng/1.6.37 from 'conan-center' - Downloaded
    zlib/1.2.12 from 'conan-center' - Downloaded
Packages
    fltk/1.3.8:141ec6d052bbac982d3aa91f1de2ab5525ad8f24 - Download
    libjpeg/9d:0aa7be2d0914b6f3128105e305c90b9cb0cae86d - Download
    libpng/1.6.37:eda565b30a3b1402017616090928dbfd777c02f8 - Missing
    zlib/1.2.12:0aa7be2d0914b6f3128105e305c90b9cb0cae86d - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: libpng/1.6.37:eda565b30a3b1402017616090928dbfd777c02f8
libpng/1.6.37: WARN: Can't find a 'libpng/1.6.37' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Debug, compiler=apple-clang, compiler.version=11.0, os=Macos
- Options: api_prefix=, fPIC=True, shared=False, sse=True, zlib:fPIC=True, zlib:shared=False
- Dependencies: zlib/1.2.12
- Requirements: zlib/1.Y.Z
- Package ID: eda565b30a3b1402017616090928dbfd777c02f8

ERROR: Missing prebuilt package for 'libpng/1.6.37'
Use 'conan search libpng/1.6.37 --table=table.html -r=remote' and open the table.html file to see available packages
Or try to build locally from sources with '--build=libpng'

More Info at 'https://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'