/proc/self/root/proc/4/root/proc/thread-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 1878 0 79 0 340 429 0 0 20 0 14 0 8180 1054621696 1433 18446744073709551615 94742722478288 94742723801072 140731917995472 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 94742723842456 94742723845168 94743130595328 140731918000783 140731918001002 140731918001002 140731918004196 0