/proc/2/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 0x7ffc931b25c0 0x400 0x7527 0x0 0x8 0x7ffc931b1830 0x7f8a814c2ec8