/proc/4/task/10/root/proc/2/root/proc/self/task/4/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 /.
#subsys_name hierarchy num_cgroups enabledcpuset 7 1 1cpu 5 52 1cpuacct 5 52 1blkio 6 49 1memory 10 67 1devices 2 49 1freezer 11 4 1net_cls 4 1 1perf_event 3 1 1net_prio 4 1 1hugetlb 9 1 1pids 8 49 1