/proc/4/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 7289 0 79 0 384 485 0 0 20 0 22 0 1877 1058926592 1488 18446744073709551615 94742221631696 94742222954480 140735437750544 0 0 0 0 4096 83008 0 0 0 17 1 0 0 0 0 0 94742222995864 94742222998576 94742386839552 140735437759119 140735437759338 140735437759338 140735437762532 0