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