/proc/self/task/14/root/proc/thread-self/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 10 1 1cpu 11 36 1cpuacct 11 36 1blkio 2 33 1memory 6 46 1devices 5 33 1freezer 7 4 1net_cls 4 1 1perf_event 9 1 1net_prio 4 1 1hugetlb 8 1 1pids 3 33 1