/proc/2/root/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 4004 0 75 0 249 354 0 0 20 0 9 0 12378 1056829440 1524 18446744073709551615 94823051612368 94823052935152 140728352953888 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 94823052976536 94823052979248 94823884861440 140728352961206 140728352961425 140728352961425 140728352964580 0