buildpackage permission denied

 dpkg-source --before-build log4qt-1.0

 fakeroot debian/rules clean

 dpkg-source -b log4qt-1.0

 debian/rules build

DESTDIR is not empty, CMAKE_INSTALL_PREFIX cleaned

Building project Log4Qt

 

Configuration

-------------

CMAKE_BUILD_TYPE        = Release

CXXFLAGS                = -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security

CMAKE_CXX_FLAGS         = -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security

LDFLAGS                 = -Wl,-Bsymbolic-functions -Wl,-z,relro

CMAKE_EXE_LINKER_FLAGS  =  -Wl,-Bsymbolic-functions -Wl,-z,relro

CMAKE_INSTALL_PREFIX    =

INSTALL_DIR             = /usr

 

With QT_USE_QTSQL DatabaseAppender, DatabaseLayout compiled

With QT_USE_QTNETWORK TelnetAppender compiled

CMAKE_INSTALL_PREFIX =

 

BIN_INSTALL_DIR         = /usr/bin

LIB_INSTALL_DIR         = /usr/lib

INCLUDE_INSTALL_DIR     = /usr/include/log4qt

CMAKECONFIG_INSTALL_DIR = /usr/lib/cmake/Log4Qt

 

 fakeroot debian/rules binary

CMake Error at cmake_install.cmake:49 (FILE):

  file INSTALL cannot copy file

  "/home/alexey/dev/log4qt/log4qt-1.0/lib/libLog4Qt.so.1.0.0" to

  "/usr/lib/libLog4Qt.so.1.0.0".

 

 

make[2]: *** [install] Error 1

make[1]: *** [override_dh_auto_install] Error 2

make: *** [binary] Error 2

dpkg-buildpackage: error: fakeroot debian/rules binary gave error exit status 2