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conan install grpc/1.38.1@ --build=grpc --profile=/home/conan/w/BuildSingleReference/43137/5a922598-7ebd-4c94-bc14-a637ca7d690a/profile.txt
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++
compiler.version=6
os=Linux
os_build=Linux
[options]
[build_requires]
[env]

grpc/1.38.1: Forced build from source
Installing package: grpc/1.38.1
Requirements
    abseil/20210324.2 from 'conan-center' - Cache
    c-ares/1.17.1 from 'conan-center' - Cache
    grpc/1.38.1 from local cache - Cache
    openssl/1.1.1l from 'conan-center' - Cache
    protobuf/3.17.1 from 'conan-center' - Cache
    re2/20210601 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    abseil/20210324.2:7fa3148f741307b51a958483d8a2d2dd66cf0ac7 - Cache
    c-ares/1.17.1:dbc1143598d595c7f00a3d4151aa96bf0e3412be - Cache
    grpc/1.38.1:016140e42c12e10863ef9ed333afbcd54c306ecf - Build
    openssl/1.1.1l:f7e573cb501ccfc49e9e4d84de886bc1ef2e6ebb - Cache
    protobuf/3.17.1:c7a881194ee5aadb7714d826e8322bd5ab1945c2 - Cache
    re2/20210601:7fa3148f741307b51a958483d8a2d2dd66cf0ac7 - Cache
    zlib/1.2.11:f7e573cb501ccfc49e9e4d84de886bc1ef2e6ebb - Cache

Installing (downloading, building) binaries...
abseil/20210324.2: 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: /home/conan/w/BuildSingleReference/.conan/data/c-ares/1.17.1/_/_/package/dbc1143598d595c7f00a3d4151aa96bf0e3412be/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/1.1.1l: 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
re2/20210601: 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/3.17.1: Already installed!
protobuf/3.17.1: Appending PATH environment variable: /home/conan/w/BuildSingleReference/.conan/data/protobuf/3.17.1/_/_/package/c7a881194ee5aadb7714d826e8322bd5ab1945c2/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/1.38.1: Copying sources to build folder
grpc/1.38.1: Building your package in /home/conan/w/BuildSingleReference/.conan/data/grpc/1.38.1/_/_/build/016140e42c12e10863ef9ed333afbcd54c306ecf
grpc/1.38.1: Generator cmake_find_package_multi created OpenSSLConfigVersion.cmake
grpc/1.38.1: Generator cmake_find_package_multi created OpenSSLTarget-release.cmake
grpc/1.38.1: Generator cmake_find_package_multi created OpenSSLTargets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created OpenSSLConfig.cmake
grpc/1.38.1: Generator cmake_find_package_multi created protobuf-config-version.cmake
grpc/1.38.1: Generator cmake_find_package_multi created protobufTarget-release.cmake
grpc/1.38.1: Generator cmake_find_package_multi created protobufTargets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created protobuf-config.cmake
grpc/1.38.1: Generator cmake_find_package_multi created c-ares-config-version.cmake
grpc/1.38.1: Generator cmake_find_package_multi created c-aresTarget-release.cmake
grpc/1.38.1: Generator cmake_find_package_multi created c-aresTargets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created c-ares-config.cmake
grpc/1.38.1: Generator cmake_find_package_multi created absl-config-version.cmake
grpc/1.38.1: Generator cmake_find_package_multi created abslTarget-release.cmake
grpc/1.38.1: Generator cmake_find_package_multi created abslTargets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created absl-config.cmake
grpc/1.38.1: Generator cmake_find_package_multi created re2-config-version.cmake
grpc/1.38.1: Generator cmake_find_package_multi created re2-config.cmake
grpc/1.38.1: Generator cmake_find_package_multi created re2Targets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created re2Target-release.cmake
grpc/1.38.1: Generator cmake_find_package_multi created ZLIBConfigVersion.cmake
grpc/1.38.1: Generator cmake_find_package_multi created ZLIBConfig.cmake
grpc/1.38.1: Generator cmake_find_package_multi created ZLIBTargets.cmake
grpc/1.38.1: Generator cmake_find_package_multi created ZLIBTarget-release.cmake
grpc/1.38.1: Generator cmake created conanbuildinfo.cmake
grpc/1.38.1: Generator cmake_find_package created FindOpenSSL.cmake
grpc/1.38.1: Generator cmake_find_package created FindProtobuf.cmake
grpc/1.38.1: Generator cmake_find_package created Findc-ares.cmake
grpc/1.38.1: Generator cmake_find_package created Findabsl.cmake
grpc/1.38.1: Generator cmake_find_package created Findre2.cmake
grpc/1.38.1: Generator cmake_find_package created FindZLIB.cmake
grpc/1.38.1: Aggregating env generators
[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/1.38.1: Calling build()
patches/001-use-cxx_std_11-feature.patch: source file is different - b'CMakeLists.txt'
grpc/1.38.1: 
grpc/1.38.1: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/grpc/1.38.1/_/_/build/016140e42c12e10863ef9ed333afbcd54c306ecf
WARN: patches/001-use-cxx_std_11-feature.patch: file 1/1:	 b'CMakeLists.txt'
WARN: patches/001-use-cxx_std_11-feature.patch:  hunk no.2 doesn't match source file at line 275
WARN: patches/001-use-cxx_std_11-feature.patch:   expected: b''
WARN: patches/001-use-cxx_std_11-feature.patch:   actual  : b'set(_gRPC_PROTO_GENS_DIR ${CMAKE_BINARY_DIR}/gens)'
grpc/1.38.1: ERROR: Package '016140e42c12e10863ef9ed333afbcd54c306ecf' build failed
grpc/1.38.1: WARN: Build folder /home/conan/w/BuildSingleReference/.conan/data/grpc/1.38.1/_/_/build/016140e42c12e10863ef9ed333afbcd54c306ecf
ERROR: grpc/1.38.1: Error in build() method, line 147
	self._patch_sources()
while calling '_patch_sources', line 144
	tools.patch(**patch)
	ConanException: Failed to apply patch: patches/001-use-cxx_std_11-feature.patch