/proc/thread-self/root/proc/self/root/proc/12/task/15/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 0x8672120 0x10000 0x0 0x0 0x7f72fecda720 0x7f72b5ffab70 0x7f72fed4f82c