/proc/self/root/proc/thread-self/root/proc/1/root/proc/self/root/proc/11/task/13
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 /.
00400000-7ffea39f7000 ---p 00000000 00:00 0 [rollup]Rss: 125008 kBPss: 123804 kBPss_Anon: 71852 kBPss_File: 51952 kBPss_Shmem: 0 kBShared_Clean: 1892 kBShared_Dirty: 0 kBPrivate_Clean: 51264 kBPrivate_Dirty: 71852 kBReferenced: 125008 kBAnonymous: 71852 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB