/proc/2/root/proc/4/task/4/root/proc/2/task/2/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 0x18 0x55d84c10c0b0 0x10000 0x55d823bc6ab8 0x0 0x7fba83499720 0x7fba32ffcaa0 0x7fba8350e82c