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conan install gstreamer/1.18.3@ --profile=/home/conan/w/BuildSingleReference/6113/d4c41d25-987e-40cd-8b72-3eade9d5dc9f/profile.txt --build=gstreamer
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Debug
compiler=clang
compiler.libcxx=libstdc++
compiler.version=10
os=Linux
os_build=Linux
[options]
gstreamer:shared=True
[build_requires]
[env]

gstreamer/1.18.3: Forced build from source
Installing package: gstreamer/1.18.3
Requirements
    bzip2/1.0.8 from 'conan-center' - Cache
    glib/2.67.1 from 'conan-center' - Cache
    gstreamer/1.18.3 from local cache - Cache
    libelf/0.8.13 from 'conan-center' - Cache
    libffi/3.3 from 'conan-center' - Cache
    libmount/2.36 from 'conan-center' - Cache
    libselinux/3.1 from 'conan-center' - Cache
    pcre/8.44 from 'conan-center' - Cache
    pcre2/10.33 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    bzip2/1.0.8:23219b68e873594c97b915e5b682fd61d2caca86 - Download
    glib/2.67.1:9bc4f35f8f2e449fc4f4ff3c926abf3a29c534f2 - Download
    gstreamer/1.18.3:d89954cdc45df17265697a1e714a9b724599ce7a - Build
    libelf/0.8.13:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9 - Missing
    libffi/3.3:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9 - Download
    libmount/2.36:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9 - Download
    libselinux/3.1:32777db2abef0c6300f8d11778a6c0e35d5b9f28 - Download
    pcre/8.44:9be7e1cd386f87d70b0ca5a7dcd9efb78dd122b7 - Missing
    pcre2/10.33:b5aacdc733fdd215ee210cfc019a12d2409aa89b - Download
    zlib/1.2.11:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9 - Download
Build requirements
    bison/3.7.1 from 'conan-center' - Cache
    flex/2.6.4 from 'conan-center' - Cache
    m4/1.4.18 from 'conan-center' - Cache
    meson/0.56.2 from 'conan-center' - Cache
    ninja/1.10.2 from 'conan-center' - Cache
    pkgconf/1.7.3 from 'conan-center' - Cache
Build requirements packages
    bison/3.7.1:c9b9e2bde70211468e4af9c6cb81f284701818c1 - Download
    flex/2.6.4:c9b9e2bde70211468e4af9c6cb81f284701818c1 - Download
    m4/1.4.18:227182a897cec2eb774e04227a2d618f056690f5 - Download
    meson/0.56.2:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Download
    ninja/1.10.2:cc9f9b2b9f92fc82888026414560bf79d8c3a052 - Download
    pkgconf/1.7.3:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9 - Missing

Installing (downloading, building) binaries...

ERROR: Missing binary: libelf/0.8.13:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9
ERROR: Missing binary: pcre/8.44:9be7e1cd386f87d70b0ca5a7dcd9efb78dd122b7
ERROR: Missing binary: pkgconf/1.7.3:72c3493baf37f6fd0e9e64ab36754d5a2f6479a9
libelf/0.8.13: WARN: Can't find a 'libelf/0.8.13' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Debug, compiler=clang, compiler.version=10, os=Linux
- Options: fPIC=True, shared=False
- Dependencies: 
- Requirements: 
- Package ID: 72c3493baf37f6fd0e9e64ab36754d5a2f6479a9

ERROR: Missing prebuilt package for 'libelf/0.8.13', 'pcre/8.44', 'pkgconf/1.7.3'
Try to build from sources with '--build=libelf --build=pcre --build=pkgconf'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'