********************************************************************************
conan install nudb/2.0.8@ --build=nudb --profile=/home/conan/w/BuildSingleReference/68104/bf62f4e2-b12b-4c7e-9e82-bdb3136d70dc/profile.txt
********************************************************************************
Configuration:
[settings]
arch=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++11
compiler.version=5
os=Linux
[options]
[build_requires]
[env]

nudb/2.0.8: Forced build from source
Installing package: nudb/2.0.8
Requirements
    boost/1.78.0 from 'conan-center' - Cache
    bzip2/1.0.8 from 'conan-center' - Cache
    libbacktrace/cci.20210118 from 'conan-center' - Cache
    nudb/2.0.8 from local cache - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    boost/1.78.0:dfd1f12537906fc4870bad99ec53a26989f40ef7 - Cache
    bzip2/1.0.8:3df6ebb8a308d309e882b21988fd9ea103560e16 - Cache
    libbacktrace/cci.20210118:76f87539fc90ff313e0b3182641a9bb558a717d2 - Cache
    nudb/2.0.8:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Build
    zlib/1.2.11:76f87539fc90ff313e0b3182641a9bb558a717d2 - Cache

Installing (downloading, building) binaries...
bzip2/1.0.8: Already installed!
bzip2/1.0.8: Appending PATH environment variable: /home/conan/w/BuildSingleReference/.conan/data/bzip2/1.0.8/_/_/package/3df6ebb8a308d309e882b21988fd9ea103560e16/bin
[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
libbacktrace/cci.20210118: 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
boost/1.78.0: 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
nudb/2.0.8: Building your package in /home/conan/w/BuildSingleReference/.conan/data/nudb/2.0.8/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
nudb/2.0.8: Generator txt created conanbuildinfo.txt
nudb/2.0.8: 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
nudb/2.0.8: Calling build()
nudb/2.0.8: Package '5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9' built
nudb/2.0.8: Build folder /home/conan/w/BuildSingleReference/.conan/data/nudb/2.0.8/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
nudb/2.0.8: Generated conaninfo.txt
nudb/2.0.8: Generated conanbuildinfo.txt
nudb/2.0.8: Generating the package
nudb/2.0.8: Package folder /home/conan/w/BuildSingleReference/.conan/data/nudb/2.0.8/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
nudb/2.0.8: Calling package()
[HOOK - conan-center.py] post_package(): [DEFAULT PACKAGE LAYOUT (KB-H013)] OK
[HOOK - conan-center.py] post_package(): [SHARED ARTIFACTS (KB-H015)] OK
[HOOK - conan-center.py] post_package(): [PC-FILES (KB-H020)] OK
[HOOK - conan-center.py] post_package(): [CMAKE-MODULES-CONFIG-FILES (KB-H016)] OK
[HOOK - conan-center.py] post_package(): [PDB FILES NOT ALLOWED (KB-H017)] OK
[HOOK - conan-center.py] post_package(): [LIBTOOL FILES PRESENCE (KB-H018)] OK
[HOOK - conan-center.py] post_package(): [MS RUNTIME FILES (KB-H021)] OK
nudb/2.0.8: WARN: This conanfile has no build step
[HOOK - conan-center.py] post_package(): ERROR: [PACKAGE LICENSE (KB-H012)] No 'licenses' folder found in package: /home/conan/w/BuildSingleReference/.conan/data/nudb/2.0.8/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9  (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H012) 
[HOOK - conan-center.py] post_package(): ERROR: [MATCHING CONFIGURATION (KB-H014)] Empty package (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H014) 
[HOOK - conan-center.py] post_package(): ERROR: [MATCHING CONFIGURATION (KB-H014)] Packaged artifacts does not match the settings used: os=None, compiler=None (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H014) 
ERROR: [HOOK - conan-center.py] post_package(): Some checks failed running the hook, check the output