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