/proc/2/root/proc/4/task/4/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 0x7fffe2aa0bd0 0x400 0x161 0x0 0x8 0x7fffe2a9fe50 0x7f9bc1008ec8