********************************************************************************
conan install ruby/3.1.0@ --build=ruby --profile=C:\J\w\BuildSingleReference@2/76510/39879aaf-788c-4307-b150-6cfe3ba70678/profile.txt
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Configuration:
[settings]
arch=x86_64
build_type=Debug
compiler=Visual Studio
compiler.runtime=MTd
compiler.version=16
os=Windows
[options]
ruby:shared=False
[build_requires]
[env]

ruby/3.1.0: Forced build from source
Installing package: ruby/3.1.0
Requirements
    gmp/6.1.2 from 'conan-center' - Cache
    openssl/1.1.1m from 'conan-center' - Cache
    ruby/3.1.0 from local cache - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    gmp/6.1.2:b210f48c38d8536d60615b85c0ebeb4594402294 - Cache
    openssl/1.1.1m:b2b69efcc79a149e0bc765fb12ba0278d52fc260 - Cache
    ruby/3.1.0:3ffb146abdaddd519c3139fe772bd8088192f8f8 - Build
    zlib/1.2.11:b2b69efcc79a149e0bc765fb12ba0278d52fc260 - Cache

Installing (downloading, building) binaries...
gmp/6.1.2: 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
openssl/1.1.1m: 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
ruby/3.1.0: Copying sources to build folder
ruby/3.1.0: Building your package in C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8
ruby/3.1.0: Generator txt created conanbuildinfo.txt
ruby/3.1.0: Calling generate()
ruby/3.1.0: Aggregating env generators
[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
ruby/3.1.0: Calling build()
**********************************************************************
** Visual Studio 2019 Developer Command Prompt v16.8.1
** Copyright (c) 2020 Microsoft Corporation
**********************************************************************
[vcvarsall.bat] Environment initialized for: 'x64'
ruby/3.1.0: Calling:
 > C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8\source_subfolder\win32/configure --disable-install-doc --prefix=C:/J/w/BuildSingleReference@2/.conan/data/ruby/3.1.0/_/_/package/3ffb146abdaddd519c3139fe772bd8088192f8f8 --bindir=${prefix}/bin --sbindir=${prefix}/bin --libdir=${prefix}/lib --includedir=${prefix}/include --oldincludedir=${prefix}/include --datarootdir=${prefix}/share

----Running------
> "C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8\conanbuild.bat" && C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8\source_subfolder\win32/configure --disable-install-doc --prefix=C:/J/w/BuildSingleReference@2/.conan/data/ruby/3.1.0/_/_/package/3ffb146abdaddd519c3139fe772bd8088192f8f8 --bindir=${prefix}/bin --sbindir=${prefix}/bin --libdir=${prefix}/lib --includedir=${prefix}/include --oldincludedir=${prefix}/include --datarootdir=${prefix}/share
-----------------
Capturing current environment in deactivate_conanautotoolsdeps.bat
Configuring environment variables
Capturing current environment in deactivate_conanautotoolstoolchain.bat
Configuring environment variables
ruby/3.1.0: 
ruby/3.1.0: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8
ruby/3.1.0: WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior
ruby/3.1.0: WARN: Using the new toolchains and generators without specifying a build profile (e.g: -pr:b=default) is discouraged and might cause failures and unexpected behavior
The syntax of the command is incorrect.
NMAKE : fatal error U1077: 'type' : return code '0x1'
Stop.
NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Tools\MSVC\14.28.29333\bin\HostX64\x64\nmake.exe"' : return code '0x2'
Stop.
ruby/3.1.0: ERROR: Package '3ffb146abdaddd519c3139fe772bd8088192f8f8' build failed
ruby/3.1.0: WARN: Build folder C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8
ERROR: ruby/3.1.0: Error in build() method, line 135
	at.configure(build_script_folder=build_script_folder)
	ConanException: Error 2 while executing C:\J\w\BuildSingleReference@2\.conan\data\ruby\3.1.0\_\_\build\3ffb146abdaddd519c3139fe772bd8088192f8f8\source_subfolder\win32/configure --disable-install-doc --prefix=C:/J/w/BuildSingleReference@2/.conan/data/ruby/3.1.0/_/_/package/3ffb146abdaddd519c3139fe772bd8088192f8f8 --bindir=${prefix}/bin --sbindir=${prefix}/bin --libdir=${prefix}/lib --includedir=${prefix}/include --oldincludedir=${prefix}/include --datarootdir=${prefix}/share