/proc/self/root/proc/2/task/2/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 /.
50 (node) S 2 2 0 0 -1 1077936448 148 0 0 0 3 23 0 0 20 0 11 0 55046 1925095424 61857 18446744073709551615 94230712438784 94230756198325 140728271908800 0 0 0 0 16781312 17922 1 0 0 -1 0 0 0 2 0 0 94230812798880 94230813684592 94231496265728 140728271910246 140728271910484 140728271910484 140728271912933 0