2216                     Ok(source) => Ok(source.as_mut()),  in try_mut_from_bytes()
2217                     Err(e) => Err(e.map_src(|src| src.as_bytes().as_mut()).into()),  in try_mut_from_bytes()
2220             Err(e) => Err(e.map_src(Ptr::as_mut).into()),  in try_mut_from_bytes()
2858                     Ok(source) => Ok(source.as_mut()),  in try_mut_from_bytes_with_elems()
2859                     Err(e) => Err(e.map_src(|src| src.as_bytes().as_mut()).into()),  in try_mut_from_bytes_with_elems()
2862             Err(e) => Err(e.map_src(Ptr::as_mut).into()),  in try_mut_from_bytes_with_elems()
3329                 Ok(valid) => Ok((valid.as_mut(), prefix_suffix.as_mut())),  in try_mut_from_prefix_suffix()
3330                 Err(e) => Err(e.map_src(|src| src.as_bytes().as_mut()).into()),  in try_mut_from_prefix_suffix()
3333         Err(e) => Err(e.map_src(Ptr::as_mut).into()),  in try_mut_from_prefix_suffix()
4451             Ok(ptr) => Ok(ptr.recall_validity::<_, (_, (_, _))>().as_mut()),  in mut_from_bytes()
4452             Err(err) => Err(err.map_src(|src| src.as_mut())),  in mut_from_bytes()
4993             Ok(slf) => Ok(slf.recall_validity::<_, (_, (_, BecauseExclusive))>().as_mut()),  in mut_from_bytes_with_elems()
4994             Err(err) => Err(err.map_src(|s| s.as_mut())),  in mut_from_bytes_with_elems()
5383         src.read_exact(ptr.as_mut())?;  in read_from_io()
5502         .map_err(|err| err.map_src(|s| s.as_mut()))?;  in mut_from_prefix_suffix()
5503     Ok((slf.recall_validity::<_, (_, (_, _))>().as_mut(), prefix_suffix.as_mut()))  in mut_from_prefix_suffix()
6971         let s: &mut str = string.as_mut();  in test_from_zeros_only()