按贵司wiki编译buildroot,出现下面错误

深圳市豪微光电

看起来去掉QT是OK的。不过下面这个警告是啥情况？
/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM


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1. /usr/bin/install -m 0644 support/misc/target-dir-warning.txt /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
   
2. >>>   Generating root filesystem image rootfs.tar
   
3. rm -rf /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs
   
4. mkdir -p /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs
   
5. echo '#!/bin/sh' > /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
   
6. echo "set -e" >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
   
7. echo "chown -h -R 0:0 /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target" >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
   
8. printf '           dbus -1 dbus -1 * /var/run/dbus - dbus DBus messagebus user\n         - - input -1 * - - - Input device group\n\n' >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/users_table.txt
   
9. PATH="/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/bin:/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin" /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/support/scripts/mkusers /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/users_table.txt /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
   
10. cat system/device_table.txt > /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/device_table.txt
    
11. printf '           /bin/busybox                     f 4755 0  0 - - - - -\n         /usr/libexec/dbus-daemon-launch-helper f 4755 0 0 - - - - -\n         /bin/ping        f 4755 0 0 - - - - -\n        /bin/traceroute6 f 4755 0 0 - - - - -\n /dev/console c 622 0 0 5 1 - - -\n\n' >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/device_table.txt
    
12. echo "/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/bin/makedevs -d /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/device_table.txt /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target" >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
    
13. printf '           (cd /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target; find -print0 | LC_ALL=C sort -z | tar  -cf /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/images/rootfs.tar --null --no-recursion -T - --numeric-owner)\n' >> /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
    
14. chmod a+x /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
    
15. rm -f /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM
    
16. PATH="/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/bin:/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin" /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/host/bin/fakeroot -- /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/fakeroot.fs
    
17. rootdir=/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target
    
18. table='/home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/build/buildroot-fs/device_table.txt'
    
19. /usr/bin/install -m 0644 support/misc/target-dir-warning.txt /home/shawn/rk3399_linux_release_v2.5.1_20210301/buildroot/output/rockchip_rk3399/target/THIS_IS_NOT_YOUR_ROOT_FILESYSTEM

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