/proc/self/root/proc/1/task/1/root/proc/thread-self/root/proc/1/root/proc/thread-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 /.
20 (libuv-worker) S 1 1 1 0 -1 1077936448 5 0 0 0 0 1 0 0 20 0 11 0 320 1734217728 29366 18446744073709551615 7589888 50333345 140732443428976 0 0 0 0 16781312 17922 1 0 0 -1 0 0 0 0 0 0 109655528 109844416 142864384 140732443436784 140732443436993 140732443436993 140732443439079 0