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conan install effcee/2019.1@ --build=effcee --profile=/home/conan/w/BuildSingleReference/23241/84b7e431-0ee0-48f2-9d67-ebe246d32d48/profile.txt
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=10
os=Linux
os_build=Linux
[options]
effcee:shared=False
[build_requires]
[env]

effcee/2019.1: Forced build from source
Installing package: effcee/2019.1
Requirements
    effcee/2019.1 from local cache - Cache
    re2/20210601 from 'conan-center' - Cache
Packages
    effcee/2019.1:5052df6ff8620016138b75b20e5f1b6c66ad689b - Build
    re2/20210601:b173bbda18164d49a449ffadc1c9e817f49e819d - Cache

Installing (downloading, building) binaries...
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
effcee/2019.1: Copying sources to build folder
effcee/2019.1: Building your package in /home/conan/w/BuildSingleReference/.conan/data/effcee/2019.1/_/_/build/5052df6ff8620016138b75b20e5f1b6c66ad689b
effcee/2019.1: Generator cmake_find_package_multi created re2-config-version.cmake
effcee/2019.1: Generator cmake_find_package_multi created re2-config.cmake
effcee/2019.1: Generator cmake_find_package_multi created re2Targets.cmake
effcee/2019.1: Generator cmake_find_package_multi created re2Target-release.cmake
effcee/2019.1: 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
effcee/2019.1: Calling build()
effcee/2019.1: 
effcee/2019.1: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/effcee/2019.1/_/_/build/5052df6ff8620016138b75b20e5f1b6c66ad689b
effcee/2019.1: ERROR: Package '5052df6ff8620016138b75b20e5f1b6c66ad689b' build failed
effcee/2019.1: WARN: Build folder /home/conan/w/BuildSingleReference/.conan/data/effcee/2019.1/_/_/build/5052df6ff8620016138b75b20e5f1b6c66ad689b
ERROR: effcee/2019.1: Error in build() method, line 65
	cmake = self._configure_cmake()
while calling '_configure_cmake', line 51
	self._cmake.definitions["EFFCEE_ENABLE_SHARED_CRT"] = (self.settings.compiler.runtime in ["MD", "MDd"])
	ConanException: 'settings.compiler.runtime' doesn't exist for 'gcc'
'settings.compiler' possible configurations are ['cppstd', 'exception', 'libcxx', 'threads', 'version']