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conan install serf/1.3.9@ --profile=/home/conan/w/BuildSingleReference/1592/c8c8203a-25f8-4624-92ce-af3629a07ca8/profile.txt --build=serf
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Debug
compiler=clang
compiler.libcxx=libstdc++
compiler.version=11
os=Linux
os_build=Linux
[options]
serf:shared=False
[build_requires]
[env]

serf/1.3.9: Forced build from source
Installing package: serf/1.3.9
Requirements
    apr/1.7.0 from 'conan-center' - Cache
    apr-util/1.6.1 from 'conan-center' - Cache
    expat/2.2.9 from 'conan-center' - Cache
    openssl/1.1.1g from 'conan-center' - Cache
    serf/1.3.9 from 'conan-upstream' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    apr/1.7.0:b750efe053a867200b76ea96639742f339f24362 - Missing
    apr-util/1.6.1:13072cae04e99552ed1ebb997d5942906c6a3146 - Missing
    expat/2.2.9:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Download
    openssl/1.1.1g:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Missing
    serf/1.3.9:5e438665bda9a4666c5a6033d0e79827fa1edd4b - Build
    zlib/1.2.11:05441c20e7e7a68951563eb6a1ae544f71dd7263 - Download
Build requirements
    scons/3.1.2 from 'conan-center' - Cache
Build requirements packages
    scons/3.1.2:cb054d0b3e1ca595dc66bc2339d40f1f8f04ab31 - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: apr/1.7.0:b750efe053a867200b76ea96639742f339f24362
ERROR: Missing binary: apr-util/1.6.1:13072cae04e99552ed1ebb997d5942906c6a3146
ERROR: Missing binary: openssl/1.1.1g:05441c20e7e7a68951563eb6a1ae544f71dd7263
apr/1.7.0: WARN: Can't find a 'apr/1.7.0' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Debug, compiler=clang, compiler.version=11, os=Linux
- Options: fPIC=True, force_apr_uuid=True, shared=False
- Dependencies: 
- Requirements: 
- Package ID: b750efe053a867200b76ea96639742f339f24362

ERROR: Missing prebuilt package for 'apr/1.7.0', 'apr-util/1.6.1', 'openssl/1.1.1g'
Try to build from sources with '--build=apr --build=apr-util --build=openssl'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'