-alt/error_redef_1alt3_alt2.nit:27,14--21: Redef error: error_redef_1alt3_alt2#B#f1 redefines error_redef_1alt3_alt2#A#f1 with 1 parameter(s), 0 expected. Signature is error_redef_1alt3_alt2#B#f1: Int
+alt/error_redef_1alt3_alt2.nit:27,14--21: Redef Error: expected 0 parameter(s) for `f1: Int`; got 1. See introduction at `error_redef_1alt3_alt2::A::f1`.