/proc/self/root/proc/2/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: 13779 13059 NET_TX: 0 1 NET_RX: 201780 292651 BLOCK: 137 3066 IRQ_POLL: 0 0 TASKLET: 3232 175 SCHED: 29651 27435 HRTIMER: 0 0 RCU: 23081 24175