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conan install mpir/3.0.0@#a8a852e8094c4e914ee823e86c97a650 --build=mpir -pr C:\J\w\prod\BuildSingleReference@2\73162\d561d6ba-eef9-4dd9-a2e7-bc5bc8dc3547/profile_windows_15_md_vs_release_64.mpir-shared-True.txt -c tools.system.package_manager:mode=install -c tools.system.package_manager:sudo=True
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Auto detecting your dev setup to initialize the default profile (C:\J\w\prod\BuildSingleReference@2\.conan\profiles\default)
Found Visual Studio 17
Default settings
	os=Windows
	os_build=Windows
	arch=x86_64
	arch_build=x86_64
	compiler=Visual Studio
	compiler.version=17
	build_type=Release
*** You can change them in C:\J\w\prod\BuildSingleReference@2\.conan\profiles\default ***
*** Or override with -s compiler='other' -s ...s***


Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=Visual Studio
compiler.runtime=MD
compiler.version=15
os=Windows
[options]
mpir:shared=True
[build_requires]
[env]
[conf]
tools.system.package_manager:mode=install
tools.system.package_manager:sudo=True

mpir/3.0.0: Forced build from source
yasm/1.3.0: Not found in local cache, looking in remotes...
yasm/1.3.0: Trying with 'conan-center'...
Downloading conanmanifest.txt
Downloading conanfile.py
Downloading conan_export.tgz
yasm/1.3.0: Downloaded recipe revision cf45785699ac6a4ddd63e3b489872614
Installing package: mpir/3.0.0
Requirements
    mpir/3.0.0 from local cache - Cache
Packages
    mpir/3.0.0:e750c81b98f4cc2bae2b4bbfa0037f8526155e67 - Build
Build requirements
    yasm/1.3.0 from 'conan-center' - Downloaded
Build requirements packages
    yasm/1.3.0:0a420ff5c47119e668867cdb51baff0eca1fdb68 - Download

Installing (downloading, building) binaries...
yasm/1.3.0: Retrieving package 0a420ff5c47119e668867cdb51baff0eca1fdb68 from remote 'conan-center' 
Downloading conanmanifest.txt
Downloading conaninfo.txt
Downloading conan_package.tgz
yasm/1.3.0: Package installed 0a420ff5c47119e668867cdb51baff0eca1fdb68
yasm/1.3.0: Downloaded package revision 7a2da575bdcd4b736725503cdf7ed027
yasm/1.3.0: Appending PATH environment variable: C:\J\w\prod\BuildSingleReference@2\.conan\data\yasm\1.3.0\_\_\package\0a420ff5c47119e668867cdb51baff0eca1fdb68\bin
mpir/3.0.0: Applying build-requirement: yasm/1.3.0
[HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK
mpir/3.0.0: Configuring sources in C:\J\w\prod\BuildSingleReference@2\.conan\data\mpir\3.0.0\_\_\source

Unzipping 26.5MB, this can take a while

[HOOK - conan-center.py] post_source(): [LIBCXX MANAGEMENT (KB-H011)] OK
[HOOK - conan-center.py] post_source(): [CPPSTD MANAGEMENT (KB-H022)] OK
[HOOK - conan-center.py] post_source(): [SHORT_PATHS USAGE (KB-H066)] OK
mpir/3.0.0: Copying sources to build folder
mpir/3.0.0: Building your package in C:\J\w\prod\BuildSingleReference@2\.conan\data\mpir\3.0.0\_\_\build\e750c81b98f4cc2bae2b4bbfa0037f8526155e67
mpir/3.0.0: Generator txt created conanbuildinfo.txt
mpir/3.0.0: 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
mpir/3.0.0: Calling build()
mpir/3.0.0: 
mpir/3.0.0: ERROR: Package 'e750c81b98f4cc2bae2b4bbfa0037f8526155e67' build failed
mpir/3.0.0: WARN: Build folder C:\J\w\prod\BuildSingleReference@2\.conan\data\mpir\3.0.0\_\_\build\e750c81b98f4cc2bae2b4bbfa0037f8526155e67
ERROR: mpir/3.0.0: Error in build() method, line 174
	self._patch_sources()
while calling '_patch_sources', line 156
	files.copy("*", src="build.vc15", dst="build.vc16")
	UnboundLocalError: local variable 'files' referenced before assignment