2022-11-25T23:30:34 mailcatcher 0 -> 1
2022-11-25T23:30:37 attrpath: mailcatcher
2022-11-25T23:30:37 Checking auto update branch...
2022-11-25T23:30:40 The derivation has no 'version' attribute, so do not know how to figure out the version while doing an updateScript update