/proc/self/root/proc/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 8 1 1cpu 6 38 1cpuacct 6 38 1blkio 7 35 1memory 5 50 1devices 3 35 1freezer 4 4 1net_cls 10 1 1perf_event 2 1 1net_prio 10 1 1hugetlb 9 1 1pids 11 35 1