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