/proc/self/root/proc/2/root/proc/thread-self/root/proc
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 /.
CPU0 CPU1 HI: 0 0 TIMER: 11041 13028 NET_TX: 0 2 NET_RX: 148749 151234 BLOCK: 188 68918 IRQ_POLL: 0 0 TASKLET: 21 1629 SCHED: 30821 30905 HRTIMER: 0 0 RCU: 17118 16121