/proc/self/task/4/root/proc/4
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 167610 0 755 0 1637 318 0 0 20 0 11 0 890 1930752000 64420 18446744073709551615 93876356665344 93876400424885 140721387361088 0 0 0 0 16781312 17922 0 0 0 17 0 0 0 3 0 0 93876457025440 93876457911152 93876628852736 140721387365734 140721387365972 140721387365972 140721387368421 0