/proc/self/root/proc/2/task/2/root/proc/self/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 3975 0 78 0 833 983 0 0 20 0 9 0 400373 1054752768 1746 18446744073709551615 94317198377168 94317199699952 140731619424592 0 0 0 0 4096 83008 0 0 0 17 1 0 0 10 0 0 94317199741336 94317199744048 94317558226944 140731619431004 140731619431223 140731619431223 140731619434468 0