/proc/thread-self/root/proc/self/root/proc/12/root/proc/self/task/16/root/proc/thread-self
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 /.
0 0x1f 0x7276290 0x10000 0x0 0x0 0x7f1028048720 0x7f0fd77fdb70 0x7f10280bd82c