File "/home/i/src/ocaml/otherlibs/dynlink/otherlibs/dynlink/dynlink_common.ml", lines 129-130, characters 10-53:
Error (warning 59 [flambda-assignment-to-non-mutable-value]): A potential assignment to a non-mutable value was detected
in this source file. Such assignments may generate incorrect code
when using Flambda.