/proc/4/root/proc/4/task/7/root/proc/self/root/proc/self/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 0x16 0x55726973c920 0x10000 0x55724555aab8 0x0 0x0 0x7f99ff7fdaa0 0x7f9a503f082c