/proc/2/root/proc/self/task/8/root/proc/thread-self/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 /.
2 (bootstrap) S 0 2 0 0 -1 4194560 1984 0 79 0 92 125 0 0 20 0 8 0 87059 490266624 1104 18446744073709551615 94552881422544 94552882745328 140722812949216 0 0 0 0 4096 83008 0 0 0 17 1 0 0 0 0 0 94552882786712 94552882789424 94553888395264 140722812957276 140722812957495 140722812957495 140722812960740 0