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conan install b2/4.2.0@ --profile=C:\J\w\BuildSingleReference/7001/14c0e463-619a-428c-b004-5717f22ecc1f/profile.txt --build=b2
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=Visual Studio
compiler.runtime=MT
compiler.version=14
os=Windows
os_build=Windows
[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:ca33edce272a279b24f87dc0d4cf5bbdcffbc187 - Build

Installing (downloading, building) binaries...
b2/4.2.0: Copying sources to build folder
b2/4.2.0: Building your package in C:\J\w\BuildSingleReference\.conan\data\b2\4.2.0\_\_\build\ca33edce272a279b24f87dc0d4cf5bbdcffbc187
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
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LOCALAPPDATA=C:\Users\conan\AppData\Local
Found with vswhere C:\Program Files (x86)\Microsoft Visual Studio\2017\Community
Found with vswhere C:\Program Files (x86)\Microsoft Visual Studio\2017\Community
Call_If_Exists "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\Tools\..\..\VC\Auxiliary\Build\vcvarsall.bat"  x86
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** Visual Studio 2017 Developer Command Prompt v15.9.19
** Copyright (c) 2017 Microsoft Corporation
**********************************************************************
[vcvarsall.bat] Environment initialized for: 'x86'
###
### Using 'vc141' toolset.
###

conan@C3I-PROD-WIN3 C:\J\w\BuildSingleReference\.conan\data\b2\4.2.0\_\_\build\ca33edce272a279b24f87dc0d4cf5bbdcffbc187\source\src\engine>cl /nologo /Zi /MT /TP /Feb2 /wd4996 /Ox /GL   -DNDEBUG  builtins.cpp class.cpp command.cpp compile.cpp constants.cpp cwd.cpp debug.cpp debugger.cpp execcmd.cpp execnt.cpp filent.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 pathnt.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 /link kernel32.lib advapi32.lib user32.lib 
builtins.cpp
class.cpp
command.cpp
compile.cpp
constants.cpp
cwd.cpp
debug.cpp
debugger.cpp
execcmd.cpp
b2/4.2.0: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference\.conan\data\b2\4.2.0\_\_\build\ca33edce272a279b24f87dc0d4cf5bbdcffbc187