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