/proc/self/root/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 1137 0 79 0 30 37 0 0 20 0 7 0 12882 420487168 1021 18446744073709551615 94833025257680 94833026580464 140733735978752 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 94833026621848 94833026624560 94833544601600 140733735981711 140733735981930 140733735981930 140733735985124 0