/proc/self/root/proc/thread-self/root/proc/10/task/7/root/proc/4/task/9/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 6 1 1cpu 10 59 1cpuacct 10 59 1blkio 2 56 1memory 9 74 1devices 11 56 1freezer 8 4 1net_cls 3 1 1perf_event 5 1 1net_prio 3 1 1hugetlb 4 1 1pids 7 56 1