/proc/self/task/5/root/proc/self/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 /.
7bf3c0000-7fff62b95000 ---p 00000000 00:00 0 [rollup]Rss: 273080 kBPss: 272322 kBPss_Anon: 216272 kBPss_File: 56050 kBPss_Shmem: 0 kBShared_Clean: 1512 kBShared_Dirty: 0 kBPrivate_Clean: 55296 kBPrivate_Dirty: 216272 kBReferenced: 273080 kBAnonymous: 216272 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB