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conan install grpc/1.37.0@ --profile=/Users/jenkins/w/BuildSingleReference/10534/3b4f58e9-1a57-4366-8019-ad993b9c9424/profile.txt --build=grpc
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=11.0
os=Macos
os_build=Macos
[options]
[build_requires]
[env]

grpc/1.37.0: Forced build from source
Installing package: grpc/1.37.0
Requirements
    abseil/20210324.0 from 'conan-center' - Cache
    c-ares/1.17.1 from 'conan-center' - Cache
    grpc/1.37.0 from local cache - Cache
    openssl/1.1.1k from 'conan-center' - Cache
    protobuf/3.15.5 from 'conan-center' - Cache
    re2/20210202 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    abseil/20210324.0:eec6acc43f6348a597c20e5bd28d9e0590a02597 - Cache
    c-ares/1.17.1:a5750d0cd907d6f902ba85fb53399755b8795995 - Cache
    grpc/1.37.0:c2404f7384744724b16cb1e579d0e86d13866f8e - Build
    openssl/1.1.1k:f74366f76f700cc6e991285892ad7a23c30e6d47 - Cache
    protobuf/3.15.5:034ef657a3f9f056602f6af1870267d1fcd6e543 - Cache
    re2/20210202:eec6acc43f6348a597c20e5bd28d9e0590a02597 - Cache
    zlib/1.2.11:f74366f76f700cc6e991285892ad7a23c30e6d47 - Cache

Installing (downloading, building) binaries...
abseil/20210324.0: 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
c-ares/1.17.1: Already installed!
c-ares/1.17.1: Appending PATH environment variable: /Users/jenkins/w/BuildSingleReference/.conan/data/c-ares/1.17.1/_/_/package/a5750d0cd907d6f902ba85fb53399755b8795995/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
openssl/1.1.1k: 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
re2/20210202: 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
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
protobuf/3.15.5: Already installed!
protobuf/3.15.5: Appending PATH environment variable: /Users/jenkins/w/BuildSingleReference/.conan/data/protobuf/3.15.5/_/_/package/034ef657a3f9f056602f6af1870267d1fcd6e543/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
grpc/1.37.0: Copying sources to build folder
grpc/1.37.0: Building your package in /Users/jenkins/w/BuildSingleReference/.conan/data/grpc/1.37.0/_/_/build/c2404f7384744724b16cb1e579d0e86d13866f8e
grpc/1.37.0: Generator cmake_find_package_multi created OpenSSLConfigVersion.cmake
grpc/1.37.0: Generator cmake_find_package_multi created OpenSSLTarget-release.cmake
grpc/1.37.0: Generator cmake_find_package_multi created OpenSSLTargets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created OpenSSLConfig.cmake
grpc/1.37.0: Generator cmake_find_package_multi created protobuf-config-version.cmake
grpc/1.37.0: Generator cmake_find_package_multi created protobufTarget-release.cmake
grpc/1.37.0: Generator cmake_find_package_multi created protobufTargets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created protobuf-config.cmake
grpc/1.37.0: Generator cmake_find_package_multi created c-ares-config-version.cmake
grpc/1.37.0: Generator cmake_find_package_multi created c-aresTarget-release.cmake
grpc/1.37.0: Generator cmake_find_package_multi created c-aresTargets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created c-ares-config.cmake
grpc/1.37.0: Generator cmake_find_package_multi created absl-config-version.cmake
grpc/1.37.0: Generator cmake_find_package_multi created abslTarget-release.cmake
grpc/1.37.0: Generator cmake_find_package_multi created abslTargets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created absl-config.cmake
grpc/1.37.0: Generator cmake_find_package_multi created re2-config-version.cmake
grpc/1.37.0: Generator cmake_find_package_multi created re2-config.cmake
grpc/1.37.0: Generator cmake_find_package_multi created re2Targets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created re2Target-release.cmake
grpc/1.37.0: Generator cmake_find_package_multi created ZLIBConfigVersion.cmake
grpc/1.37.0: Generator cmake_find_package_multi created ZLIBConfig.cmake
grpc/1.37.0: Generator cmake_find_package_multi created ZLIBTargets.cmake
grpc/1.37.0: Generator cmake_find_package_multi created ZLIBTarget-release.cmake
grpc/1.37.0: Generator cmake_find_package created FindOpenSSL.cmake
grpc/1.37.0: Generator cmake_find_package created FindProtobuf.cmake
grpc/1.37.0: Generator cmake_find_package created Findc-ares.cmake
grpc/1.37.0: Generator cmake_find_package created Findabsl.cmake
grpc/1.37.0: Generator cmake_find_package created Findre2.cmake
grpc/1.37.0: Generator cmake_find_package created FindZLIB.cmake
grpc/1.37.0: Generator cmake created conanbuildinfo.cmake
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK. 'fPIC' option found and apparently well managed
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
grpc/1.37.0: Calling build()
grpc/1.37.0: 
grpc/1.37.0: WARN: Build folder is dirty, removing it: /Users/jenkins/w/BuildSingleReference/.conan/data/grpc/1.37.0/_/_/build/c2404f7384744724b16cb1e579d0e86d13866f8e
grpc/1.37.0: ERROR: Package 'c2404f7384744724b16cb1e579d0e86d13866f8e' build failed
grpc/1.37.0: WARN: Build folder /Users/jenkins/w/BuildSingleReference/.conan/data/grpc/1.37.0/_/_/build/c2404f7384744724b16cb1e579d0e86d13866f8e
ERROR: grpc/1.37.0: Error in build() method, line 115
	cmake = self._configure_cmake()
while calling '_configure_cmake', line 88
	self._cmake.definitions["gRPC_BUILD_CODEGEN"] = bool(self.options.build_codegen)
	AttributeError: 'NoneType' object has no attribute 'definitions'