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