/proc/4/task/5/root/proc/4/task/4/root/proc/self/root/proc/self
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 /.
281 0xd 0x7fff18cd4540 0x400 0x371 0x0 0x8 0x7fff18cd37c0 0x7f669e71dec8