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conan install opencascade/7.5.0@ --profile=/home/conan/w/BuildSingleReference/7480/33a40ed2-e77f-4e0c-89aa-bbde01077d2c/profile.txt --build=opencascade
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=clang
compiler.libcxx=libstdc++
compiler.version=7.0
os=Linux
os_build=Linux
[options]
opencascade:shared=False
[build_requires]
[env]

opencascade/7.5.0: Forced build from source
Installing package: opencascade/7.5.0
Requirements
    brotli/1.0.9 from 'conan-center' - Cache
    bzip2/1.0.8 from 'conan-center' - Cache
    expat/2.2.10 from 'conan-center' - Cache
    fontconfig/2.13.92 from 'conan-center' - Cache
    freetype/2.10.4 from 'conan-center' - Cache
    libpng/1.6.37 from 'conan-center' - Cache
    libuuid/1.0.3 from 'conan-center' - Cache
    opencascade/7.5.0 from local cache - Cache
    opengl/system from 'conan-center' - Cache
    tcl/8.6.10 from 'conan-center' - Cache
    tk/8.6.10 from 'conan-center' - Cache
    xorg/system from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    brotli/1.0.9:abc45b7dce3f5194dea2377c33229fa4f20706b4 - Download
    bzip2/1.0.8:7ae1a427eebdada01eacc6c6d308edf92a51e19e - Download
    expat/2.2.10:abc45b7dce3f5194dea2377c33229fa4f20706b4 - Download
    fontconfig/2.13.92:d72cc3fe40e0f52d71ca15559b0f1f83107b4eb1 - Download
    freetype/2.10.4:342fe763770bb8e93e02012e3f65f6125a409cd7 - Download
    libpng/1.6.37:a05b51f3fab07cb5a0daaadd40280d4f1ed4c29b - Missing
    libuuid/1.0.3:abc45b7dce3f5194dea2377c33229fa4f20706b4 - Download
    opencascade/7.5.0:1061ad7764ef29f4b09de814c64124f0f76ba143 - Build
    opengl/system:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Download
    tcl/8.6.10:a05b51f3fab07cb5a0daaadd40280d4f1ed4c29b - Download
    tk/8.6.10:1c1439aca9dc7b1b9870859911a71acad94646ed - Download
    xorg/system:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Download
    zlib/1.2.11:abc45b7dce3f5194dea2377c33229fa4f20706b4 - Download

Installing (downloading, building) binaries...

ERROR: Missing binary: libpng/1.6.37:a05b51f3fab07cb5a0daaadd40280d4f1ed4c29b
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=Release, compiler=clang, compiler.version=7.0, os=Linux
- Options: api_prefix=None, fPIC=True, shared=False, zlib:fPIC=True, zlib:minizip=False, zlib:shared=False
- Dependencies: zlib/1.2.11
- Requirements: zlib/1.Y.Z
- Package ID: a05b51f3fab07cb5a0daaadd40280d4f1ed4c29b

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