/proc/self/root/proc/4/task/8/root/proc/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 /.
2800500000-7ffc663a5000 ---p 00000000 00:00 0 [rollup]Rss: 1119660 kBPss: 1118936 kBPss_Anon: 1062900 kBPss_File: 56036 kBPss_Shmem: 0 kBShared_Clean: 1444 kBShared_Dirty: 0 kBPrivate_Clean: 55316 kBPrivate_Dirty: 1062900 kBReferenced: 1119660 kBAnonymous: 1062900 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB