cargo fmt makes example not compile?

[EriKWDev]

This was a very strange experience, but the example compiles if I go into the folder and do cargo run, but if I do cargo fmt and then cargo run I suddenly get compilation errors.

> cargo run
   Compiling microserde_example v0.1.0 (/home/erik/Documents/GitHub/microserde/example)
    Finished dev [unoptimized + debuginfo] target(s) in 0.20s
     Running `target/debug/microserde_example`
Bin len: 130
Bin roundtrip equality true
JSON Output {"a":1,"b":2,"c":[3],"e":{"One":[]},"f":{"Two":[4,5]},"g":{"Three":{"x":6,"y":7,}},"h":{"Four":{"w":8,}},"i":{"Four":{"z":9,"w":8,}},"j":"Hello","k":[10,11],"l":[1,2,3,4],"m":[2,3],}
JSON roundtrip equality true
(... and more )

> cargo fmt
> cargo run
   Compiling microserde_example v0.1.0 (/home/erik/Documents/GitHub/microserde/example)
error[E0277]: the trait bound `T: Clone` is not satisfied
 --> src/main.rs:5:10
  |
5 | #[derive(SerBin, DeBin, SerJson, DeJson, SerRon, DeRon, PartialEq)]
  |          ^^^^^^ the trait `Clone` is not implemented for `T`
  |
note: required by a bound in `MyStruct`
 --> src/main.rs:8:8
  |
6 | struct MyStruct<T>
  |        -------- required by a bound in this struct
7 | where
8 |     T: Clone,
  |        ^^^^^ required by this bound in `MyStruct`
  = note: this error originates in the derive macro `SerBin` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider restricting type parameter `T`
  |
6 | struct MyStruct<T: std::clone::Clone>
  |                  +++++++++++++++++++