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