fakeroot+setuid?

ZEAL : RUNNING FAKEROOT -> /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/.fakeroot
ZEAL : FAKEROOT = /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/toolchain/bin/fakeroot
ERROR: ld.so: object 'libfakeroot.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
ERROR: ld.so: object 'libfakeroot.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
ERROR: ld.so: object 'libfakeroot.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
ERROR: ld.so: object 'libfakeroot.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
ERROR: ld.so: object 'libfakeroot.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
Parallel mksquashfs: Using 8 processors
Creating 4.0 filesystem on /home/tvd/TVD/coreelec/CoreELEC/target/CoreELEC-Amlogic.arm-9.0-devel-1550848629.system, block size 524288.
[==\                                                           ]  319/9013   3%
Failed to read file /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/cache/shadow, creating empty file
[==\                                                           ]  323/9013   3%
Failed to read file /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/lib/dbus/dbus-daemon-launch-helper, creating empty file
[======================================/                       ] 5655/9013  62%
Failed to read file /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/share/bootloader/Generic_dtb.img, creating empty file
[=========================================/                    ] 6192/9013  68%
Failed to read file /home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/share/bootloader/LePotato_dtb.img, creating empty file
[============================================================/ ] 9009/9013  99%

Exportable Squashfs 4.0 filesystem, lzo compressed, data block size 524288
	compressed data, compressed metadata, compressed fragments, no xattrs
	duplicates are removed
Filesystem size 152811.22 Kbytes (149.23 Mbytes)
	42.37% of uncompressed filesystem size (360681.03 Kbytes)
Inode table size 125460 bytes (122.52 Kbytes)
	36.15% of uncompressed inode table size (347018 bytes)
Directory table size 122144 bytes (119.28 Kbytes)
	51.67% of uncompressed directory table size (236384 bytes)
Number of duplicate files found 365
Number of inodes 10579
Number of files 8700
Number of fragments 381
Number of symbolic links  705
Number of device nodes 0
Number of fifo nodes 0
Number of socket nodes 0
Number of directories 1174
Number of ids (unique uids + gids) 1
Number of uids 1
	root (0)
Number of gids 1
	root (0)
Running /home/tvd/TVD/coreelec/CoreELEC/projects/Amlogic/bootloader/release
cp: cannot open '/home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/share/bootloader/Generic_dtb.img' for reading: Permission denied
cp: cannot open '/home/tvd/TVD/coreelec/CoreELEC/build.CoreELEC-Amlogic.arm-9.0-devel/image/system/usr/share/bootloader/LePotato_dtb.img' for reading: Permission denied
make: *** [release] Error 1