/proc/self/root/proc/2/root/proc/2/task/2/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 /.
4 (node) S 2 2 0 0 -1 4194560 215980 0 753 0 2129 456 0 0 20 0 11 0 76877 1934073856 65366 18446744073709551615 94723679473664 94723723233205 140737310133456 0 0 0 0 16781312 17922 0 0 0 17 1 0 0 1 0 0 94723779833760 94723780719472 94724527030272 140737310139750 140737310139988 140737310139988 140737310142437 0