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conan install libsystemd/246.6@ --profile=/home/conan/w/BuildSingleReference/1623/6abb0bf0-3a70-45c9-8fba-774a648768b6/profile.txt --build=libsystemd
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=clang
compiler.libcxx=libstdc++
compiler.version=10
os=Linux
os_build=Linux
[options]
libsystemd:shared=True
[build_requires]
[env]

libsystemd/246.6: Forced build from source
Installing package: libsystemd/246.6
Requirements
    bzip2/1.0.8 from 'conan-center' - Cache
    libcap/2.45 from 'conan-center' - Cache
    libmount/2.36 from 'conan-center' - Cache
    libselinux/3.1 from 'conan-center' - Cache
    libsystemd/246.6 from 'conan-upstream' - Cache
    lz4/1.9.2 from 'conan-center' - Cache
    pcre2/10.33 from 'conan-center' - Cache
    xz_utils/5.2.5 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
    zstd/1.4.5 from 'conan-center' - Cache
Packages
    bzip2/1.0.8:7335ce7557cf2fc68688ae880c61a352969fba18 - Download
    libcap/2.45:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Missing
    libmount/2.36:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Download
    libselinux/3.1:55f725cff8e53f644e76d014d019c629f34df2f5 - Missing
    libsystemd/246.6:b1d841ee71790faad18a4c8db9c819fb22d8bbc8 - Build
    lz4/1.9.2:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Download
    pcre2/10.33:da953b5c16072c510bd700bd4f12b14c244c66f8 - Missing
    xz_utils/5.2.5:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Download
    zlib/1.2.11:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Download
    zstd/1.4.5:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Download
Build requirements
    gperf/3.1 from 'conan-center' - Cache
    m4/1.4.18 from 'conan-center' - Cache
    meson/0.55.3 from 'conan-center' - Cache
    ninja/1.10.1 from 'conan-center' - Cache
    pkgconf/1.7.3 from 'conan-center' - Cache
Build requirements packages
    gperf/3.1:4db1be536558d833e52e862fd84d64d75c2b3656 - Download
    m4/1.4.18:ff80e7403f600537b027c926b842e2b4ae454c18 - Download
    meson/0.55.3:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Download
    ninja/1.10.1:24647d9fe8ec489125dfbae4b3ebefaf7581674c - Download
    pkgconf/1.7.3:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2 - Missing

Installing (downloading, building) binaries...

ERROR: Missing binary: libcap/2.45:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2
ERROR: Missing binary: libselinux/3.1:55f725cff8e53f644e76d014d019c629f34df2f5
ERROR: Missing binary: pcre2/10.33:da953b5c16072c510bd700bd4f12b14c244c66f8
ERROR: Missing binary: pkgconf/1.7.3:2b1e5ff9df96aaf5924c273e1368c632fcb32dd2
libcap/2.45: WARN: Can't find a 'libcap/2.45' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Release, compiler=clang, compiler.version=10, os=Linux
- Options: fPIC=True, psx_syscals=False, shared=False
- Dependencies: 
- Requirements: 
- Package ID: 2b1e5ff9df96aaf5924c273e1368c632fcb32dd2

ERROR: Missing prebuilt package for 'libcap/2.45', 'libselinux/3.1', 'pcre2/10.33', 'pkgconf/1.7.3'
Try to build from sources with '--build=libcap --build=libselinux --build=pcre2 --build=pkgconf'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'