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