carp: You’re using a given-away value `(do (Result.Success (copy bytes*)))` at line 18, column 17 in '/file/src/byte-reader.carp'.
You’ll have to copy the value using `@`.
CallStack (from HasCallStack):
error, called at src/Memory.hs:307:37 in CarpHask-0.5.4.0-JdeTIwgYM2SBeF4dr02mnA:Memory