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