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conan install libxml2/2.9.10@ --build=libxml2 --profile=/Users/jenkins/w/BuildSingleReference@2/20486/19567dc4-875e-47c2-b976-50449ddb948b/profile.txt
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=12.0
os=Macos
os_build=Macos
[options]
libxml2:shared=False
[build_requires]
[env]

libxml2/2.9.10: Forced build from source
Installing package: libxml2/2.9.10
Requirements
    libiconv/1.16 from 'conan-center' - Cache
    libxml2/2.9.10 from local cache - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    libiconv/1.16:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Cache
    libxml2/2.9.10:5b35aa03c15cdf2e006f0447701f851c02964e0f - Build
    zlib/1.2.11:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Cache
Build requirements
    pkgconf/1.7.3 from 'conan-center' - Cache
Build requirements packages
    pkgconf/1.7.3:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Cache

Installing (downloading, building) binaries...
libiconv/1.16: Already installed!
libiconv/1.16: Appending PATH environment var: /Users/jenkins/w/BuildSingleReference@2/.conan/data/libiconv/1.16/_/_/package/647afeb69d3b0a2d3d316e80b24d38c714cc6900/bin
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
[HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK
pkgconf/1.7.3: Already installed!
pkgconf/1.7.3: Appending PATH env var: /Users/jenkins/w/BuildSingleReference@2/.conan/data/pkgconf/1.7.3/_/_/package/647afeb69d3b0a2d3d316e80b24d38c714cc6900/bin
pkgconf/1.7.3: Setting PKG_CONFIG env var: /Users/jenkins/w/BuildSingleReference@2/.conan/data/pkgconf/1.7.3/_/_/package/647afeb69d3b0a2d3d316e80b24d38c714cc6900/bin/pkgconf
pkgconf/1.7.3: Appending AUTOMAKE_CONAN_INCLUDES env var: /Users/jenkins/w/BuildSingleReference@2/.conan/data/pkgconf/1.7.3/_/_/package/647afeb69d3b0a2d3d316e80b24d38c714cc6900/bin/aclocal
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
[HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK
zlib/1.2.11: Already installed!
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
[HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK
libxml2/2.9.10: Applying build-requirement: pkgconf/1.7.3
[HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK
libxml2/2.9.10: Configuring sources in /Users/jenkins/w/BuildSingleReference@2/.conan/data/libxml2/2.9.10/_/_/source

libxml2/2.9.10: WARN: Build folder is dirty, removing it: /Users/jenkins/w/BuildSingleReference@2/.conan/data/libxml2/2.9.10/_/_/build/5b35aa03c15cdf2e006f0447701f851c02964e0f
libxml2/2.9.10: WARN: Trying to remove corrupted source folder
libxml2/2.9.10: WARN: This can take a while for big packages
ERROR: libxml2/2.9.10: Error in source() method, line 102
	tools.get(**self.conan_data["sources"][self.version], destination=self._source_subfolder, strip_root=True)
	KeyError: "linkname 'libxml2-2.9.10/test/relaxng/ambig_name-class.xml' not found"