/proc/4/root/proc/4/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: 2230 1977 NET_TX: 0 0 NET_RX: 22969 29050 BLOCK: 158 2642 IRQ_POLL: 0 0 TASKLET: 401 8 SCHED: 4704 5091 HRTIMER: 0 0 RCU: 4931 5915