/proc/self/task/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 0x55d16c0e0be0 0x400 0x3 0x0 0xffffffffffffffc9 0x7ffca6ab1810 0x7fe59836917e