/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: 14176 4316 NET_TX: 0 0 NET_RX: 41763 66548 BLOCK: 153 2731 IRQ_POLL: 0 0 TASKLET: 773 19 SCHED: 26028 15039 HRTIMER: 0 0 RCU: 7975 7274