error[E0277]: the trait bound `for<'de> &tests::DemoStruct: _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>` is not satisfied
   --> src/lib.rs:304:24
    |
304 |         my_db.add_item(&testing_struct)?;
    |                        -^^^^^^^^^^^^^^
    |                        |
    |                        the trait `for<'de> _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>` is not implemented for `&tests::DemoStruct`
    |                        help: consider removing 1 leading `&`-references
    |
    = help: the following implementations were found:
              <tests::DemoStruct as _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>>
    = note: required because of the requirements on the impl of `_IMPL_DESERIALIZE_FOR_Database::_serde::de::DeserializeOwned` for `&tests::DemoStruct`

error[E0277]: the trait bound `for<'de> &tests::DemoStruct: _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>` is not satisfied
   --> src/lib.rs:297:25
    |
105 |     pub fn new(label: String, save_path: Option<PathBuf>, strict_dupes: bool) -> Self {
    |     --------------------------------------------------------------------------------- required by `Database::<T>::new`
...
297 |         let mut my_db = Database::new(String::from("Removal test"), None, true);
    |                         ^^^^^^^^^^^^^ the trait `for<'de> _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>` is not implemented for `&tests::DemoStruct`
    |
    = help: the following implementations were found:
              <tests::DemoStruct as _IMPL_DESERIALIZE_FOR_Database::_serde::Deserialize<'de>>
    = note: required because of the requirements on the impl of `_IMPL_DESERIALIZE_FOR_Database::_serde::de::DeserializeOwned` for `&tests::DemoStruct`

error[E0599]: no method named `remove_item` found for type `Database<&tests::DemoStruct>` in the current scope
   --> src/lib.rs:305:15
    |
81  | pub struct Database<T: hash::Hash + Eq> {
    | --------------------------------------- method `remove_item` not found for this
...
305 |         my_db.remove_item(&testing_struct)?;
    |               ^^^^^^^^^^^ method not found in `Database<&tests::DemoStruct>`
    |
    = note: the method `remove_item` exists but the following trait bounds were not satisfied:
            `&tests::DemoStruct : _IMPL_DESERIALIZE_FOR_Database::_serde::de::DeserializeOwned`

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0277, E0599.
For more information about an error, try `rustc --explain E0277`.
error: could not compile `tinydb`.
warning: build failed, waiting for other jobs to finish...
error: build failed