/proc/thread-self/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 /.
38 (node) S 2 2 0 0 -1 1077936448 6 0 0 0 0 1 0 0 20 0 11 0 3629 1781362688 24469 18446744073709551615 94088145797120 94088189708213 140732408203104 0 0 0 0 16781312 17922 1 0 0 -1 1 0 0 0 0 0 94088245161664 94088246030448 94089008525312 140732408206785 140732408207023 140732408207023 140732408209381 0