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