I see this logged:
[warn] Please upgrade! This version of Tor (0.4.8.22) is obsolete, according to the directory authorities. Recommended versions are: 0.4.9.4-rc,0.4.9.5,0.4.9.6,0.4.9.7,0.4.9.8,0.4.9.9
I use the latest docker image obfs4-bridge. Is this normal behavior?