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conan install ixwebsocket/11.2.3@ --profile=/home/conan/w/BuildSingleReference/8565/5b738564-823e-4fe2-82d1-be9345cd7c71/profile.txt --build=ixwebsocket
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++
compiler.version=4.9
os=Linux
os_build=Linux
[options]
[build_requires]
[env]

ixwebsocket/11.2.3: Forced build from source
Installing package: ixwebsocket/11.2.3
Requirements
    ixwebsocket/11.2.3 from local cache - Cache
    mbedtls/2.16.3-apache from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    ixwebsocket/11.2.3:f9713fc5b9d65a45e3ddabac6def2de109e60a74 - Build
    mbedtls/2.16.3-apache:0c7c53c55d4be916c8e8f24f1c6508da5f10eea5 - Cache
    zlib/1.2.11:b869e6c05cb587ad588e5ec485deb62012ec7b93 - Cache

Installing (downloading, building) binaries...
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
mbedtls/2.16.3-apache: 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
[HOOK - conan-center.py] pre_source(): [IMMUTABLE SOURCES (KB-H010)] OK
ixwebsocket/11.2.3: Configuring sources in /home/conan/w/BuildSingleReference/.conan/data/ixwebsocket/11.2.3/_/_/source
ixwebsocket/11.2.3: WARN: Build folder is dirty, removing it: /home/conan/w/BuildSingleReference/.conan/data/ixwebsocket/11.2.3/_/_/build/f9713fc5b9d65a45e3ddabac6def2de109e60a74
ixwebsocket/11.2.3: WARN: Trying to remove corrupted source folder
ixwebsocket/11.2.3: WARN: This can take a while for big packages
ERROR: ixwebsocket/11.2.3: Error in source() method, line 68
	tools.get(**self.conan_data["sources"][self.version])
	KeyError: 'sources'