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conan install libdispatch/5.3.2@ --profile=/home/conan/w/BuildSingleReference/2866/4816540d-da85-418c-9f48-a588bcc3fec2/profile.txt --build=libdispatch
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Auto detecting your dev setup to initialize the default profile (/home/conan/w/BuildSingleReference/.conan/profiles/default)
CC and CXX: /usr/bin/gcc, /usr/bin/g++ 
Found gcc 4.9
Default settings
	os=Linux
	os_build=Linux
	arch=x86_64
	arch_build=x86_64
	compiler=gcc
	compiler.version=4.9
	compiler.libcxx=libstdc++
	build_type=Release
*** You can change them in /home/conan/w/BuildSingleReference/.conan/profiles/default ***
*** Or override with -s compiler='other' -s ...s***


Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++
compiler.version=4.9
os=Linux
os_build=Linux
[options]
libdispatch:shared=False
[build_requires]
[env]

Installing package: libdispatch/5.3.2
Requirements
    libdispatch/5.3.2 from local cache - Cache
Packages
    libdispatch/5.3.2:INVALID - Invalid

Installing (downloading, building) binaries...
ERROR: There are invalid packages (packages that cannot exist for this configuration):
libdispatch/5.3.2: Invalid ID: Clang 9 or greater required.