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