/proc/thread-self/root/proc/4/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 /.
232 0x3 0x55b0b5a51be0 0x400 0xa 0x0 0xffffffffffffffd2 0x7ffcd96b1910 0x7f4446f4d17e