/proc/2/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 1056 0 79 0 57 76 0 0 20 0 31 0 4156 1077989376 1312 18446744073709551615 94324923830480 94324925153264 140722017601872 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 94324925194648 94324925197360 94325859258368 140722017608335 140722017608554 140722017608554 140722017611748 0