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conan install b2/4.2.0@ --profile=/Users/jenkins/w/BuildSingleReference/7001/e849bbb0-5e1a-4bf0-a854-87d085c9851c/profile.txt --build=b2
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=9.1
os=Macos
os_build=Macos
[options]
[build_requires]
[env]

b2/4.2.0: Forced build from source
Installing package: b2/4.2.0
Requirements
    b2/4.2.0 from local cache - Cache
Packages
    b2/4.2.0:46f53f156846659bf39ad6675fa0ee8156e859fe - Build

Installing (downloading, building) binaries...
b2/4.2.0: Copying sources to build folder
b2/4.2.0: Building your package in /Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe
b2/4.2.0: Generator txt created conanbuildinfo.txt
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
b2/4.2.0: Calling build()

----Running------
> ./build.sh
-----------------

###
###
### Using 'clang' toolset.
###
###

> clang++ --version
Apple LLVM version 9.1.0 (clang-902.0.39.2)
Target: x86_64-apple-darwin18.2.0
Thread model: posix
InstalledDir: /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin

###
###

> clang++ -x c++ -std=c++11 -O3 -s -DNDEBUG builtins.cpp class.cpp command.cpp compile.cpp constants.cpp cwd.cpp debug.cpp debugger.cpp execcmd.cpp filesys.cpp frames.cpp function.cpp glob.cpp hash.cpp hcache.cpp hdrmacro.cpp headers.cpp jam.cpp jambase.cpp jamgram.cpp lists.cpp make.cpp make1.cpp md5.cpp mem.cpp modules.cpp native.cpp object.cpp option.cpp output.cpp parse.cpp pathsys.cpp regexp.cpp rules.cpp scan.cpp search.cpp jam_strings.cpp subst.cpp sysinfo.cpp timestamp.cpp variable.cpp w32_getreg.cpp modules/order.cpp modules/path.cpp modules/property-set.cpp modules/regex.cpp modules/sequence.cpp modules/set.cpp execunix.cpp fileunix.cpp pathunix.cpp -o b2
> cp b2 bjam

----Running------
> /Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/engine/b2 --ignore-site-config --prefix=../output --abbreviate-paths toolset=auto install
-----------------
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/build/toolset.jam:44: in toolset.using
ERROR: rule "auto.init" unknown in module "toolset".
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/build-system.jam:543: in process-explicit-toolset-requests
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/build-system.jam:610: in load
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/kernel/modules.jam:295: in import
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/kernel/bootstrap.jam:139: in boost-build
/Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/boost-build.jam:8: in module scope
b2/4.2.0: 
ld: warning: option -s is obsolete and being ignored
auto.jam: No such file or directory
b2/4.2.0: WARN: Build folder is dirty, removing it: /Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe
b2/4.2.0: ERROR: Package '46f53f156846659bf39ad6675fa0ee8156e859fe' build failed
b2/4.2.0: WARN: Build folder /Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe
ERROR: b2/4.2.0: Error in build() method, line 82
	self.run(full_command)
	ConanException: Error 1 while executing /Users/jenkins/w/BuildSingleReference/.conan/data/b2/4.2.0/_/_/build/46f53f156846659bf39ad6675fa0ee8156e859fe/source/src/engine/b2 --ignore-site-config --prefix=../output --abbreviate-paths toolset=auto install