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