/proc/self/root/proc/thread-self/root/proc/10/task/10/root/proc/1/task/1
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 /.
11:cpuset:/10:devices:/9:blkio:/8:hugetlb:/7:pids:/6:cpu,cpuacct:/5:net_cls,net_prio:/4:freezer:/3:memory:/2:perf_event:/1:name=systemd:/