/proc/2/root/proc/4/root/proc/thread-self/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 908 0 79 0 7 10 0 0 20 0 36 0 1691 1088495616 1216 18446744073709551615 94282625253584 94282626576368 140735671155232 0 0 0 0 4096 83008 0 0 0 17 1 0 0 0 0 0 94282626617752 94282626620464 94283502612480 140735671157340 140735671157559 140735671157559 140735671160804 0