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conan install opencv/4.1.2@ --profile=/home/conan/w/BuildSingleReference/5880/76b74dfa-65c2-4475-bdba-cf3c11b25a1e/profile.txt --build=opencv
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=clang
compiler.libcxx=libc++
compiler.version=11
os=Linux
os_build=Linux
[options]
opencv:shared=False
[build_requires]
[env]

opencv/4.1.2: Forced build from source
Installing package: opencv/4.1.2
Requirements
    eigen/3.3.9 from 'conan-center' - Cache
    gtk/system from 'conan-center' - Cache
    jasper/2.0.25 from 'conan-center' - Cache
    jbig/20160605 from 'conan-center' - Cache
    libdeflate/1.7 from 'conan-center' - Cache
    libjpeg/9d from 'conan-center' - Cache
    libpng/1.6.37 from 'conan-center' - Cache
    libtiff/4.2.0 from 'conan-center' - Cache
    libwebp/1.1.0 from 'conan-center' - Cache
    opencv/4.1.2 from local cache - Cache
    openexr/2.5.4 from 'conan-center' - Cache
    quirc/1.1 from 'conan-center' - Cache
    xz_utils/5.2.5 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
    zstd/1.4.8 from 'conan-center' - Cache
Packages
    eigen/3.3.9:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Download
    gtk/system:cc5e5ca8b619d2dffaaeae1e4924ae3ce085a8f1 - Download
    jasper/2.0.25:a7d44ee787bf104410d5584aaf0c6874ece2846e - Missing
    jbig/20160605:ef361fa1f73ddde93e03f3b5d0a6a285a0bb9aa9 - Download
    libdeflate/1.7:d988447fa516eac7400b2f34e2d4b89e42b4b1a8 - Download
    libjpeg/9d:d988447fa516eac7400b2f34e2d4b89e42b4b1a8 - Download
    libpng/1.6.37:4305977d9227c3156a3f9d8759c25afec76d9f0a - Missing
    libtiff/4.2.0:5dc8d28d097116b52a0a2a472bb8030adf641497 - Download
    libwebp/1.1.0:f67d7d7df8619b72b467fed73316fd5a7411cd95 - Download
    opencv/4.1.2:08b6ec623fff2cb3f570ca9412aeb9fec940da47 - Build
    openexr/2.5.4:3144dc0ea7d1d21168cdcc0e17a2bdc71b00d149 - Download
    quirc/1.1:8eda4682442520ad1280fb45e8bed836e2b8a832 - Download
    xz_utils/5.2.5:d988447fa516eac7400b2f34e2d4b89e42b4b1a8 - Download
    zlib/1.2.11:d988447fa516eac7400b2f34e2d4b89e42b4b1a8 - Download
    zstd/1.4.8:d988447fa516eac7400b2f34e2d4b89e42b4b1a8 - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: jasper/2.0.25:a7d44ee787bf104410d5584aaf0c6874ece2846e
ERROR: Missing binary: libpng/1.6.37:4305977d9227c3156a3f9d8759c25afec76d9f0a
jasper/2.0.25: WARN: Can't find a 'jasper/2.0.25' package for the specified settings, options and dependencies:
- Settings: arch=x86_64, build_type=Release, compiler=clang, compiler.version=11, os=Linux
- Options: fPIC=True, shared=False, with_libjpeg=libjpeg, libjpeg:fPIC=True, libjpeg:shared=False
- Dependencies: libjpeg/9d
- Requirements: libjpeg/9d
- Package ID: a7d44ee787bf104410d5584aaf0c6874ece2846e

ERROR: Missing prebuilt package for 'jasper/2.0.25', 'libpng/1.6.37'
Try to build from sources with '--build=jasper --build=libpng'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'