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