/proc/self/root/proc/self/task/4/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 /.
281 0xd 0x7ffd4b785b80 0x400 0x97 0x0 0x8 0x7ffd4b784e00 0x7fc837cc1ec8