/proc/self/root/proc/4/root/proc/2/root/proc/2
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
232 0x3 0x55571b2acbe0 0x400 0xa 0x0 0xfffffffffffffafc 0x7ffc837a1290 0x7fb4e787f17e