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