mod146.hs:2:30: error: [GHC-69158]
    Conflicting exports for ‘m1’:
       ‘module Mod145_A’ exports ‘Mod145_A.m1’
         imported from ‘Mod145_A’ at mod146.hs:4:1-15
       ‘module Mod146’ exports ‘Mod146.m1’ defined at mod146.hs:7:3
exit(1)