error: fixcol-derive error: Width must be specified for all fields.
 --> tests/ui/read-write/missing_width_inline.rs:4:12
  |
4 | struct Foo(u64);
  |            ^^^

error: fixcol-derive error: Width must be specified for all fields.
 --> tests/ui/read-write/missing_width_inline.rs:7:12
  |
7 | struct Bar(u64);
  |            ^^^