/proc/thread-self/root/proc/4/root/proc/self/root/proc/thread-self/root/proc/4/task/4
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 0x7fff50a0cd80 0x400 0xf3 0x0 0x8 0x7fff50a0c000 0x7ff106abdec8