/proc/4/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 /.
2 (bootstrap) S 0 2 0 0 -1 4194560 754 0 78 0 15 23 0 0 20 0 8 0 21230 490356736 1123 18446744073709551615 94833798529232 94833799852016 140728174538832 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 94833799893400 94833799896112 94834392768512 140728174547638 140728174547857 140728174547857 140728174551012 0