Issues compiling - Githubissues

Hi, I've been tasked with making a parser that translates from sieve rules to the one we use. I wanted to do a get-together with your library, but it doesn't compile, both on stable and on nightly.
Here's the output of cargo b:
error[E0061]: this function takes 2 arguments but 1 argument was supplied
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/sieve-rs-0.2.0/src/runtime/actions/action_mime.rs:157:13
    |
157 |             generate_message_id_header(&mut header_value).unwrap();
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^------------------- an argument of type `&str` is missing
    |
note: function defined here
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/mail-builder-0.2.5/src/headers/message_id.rs:83:8
    |
83  | pub fn generate_message_id_header(
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: provide the argument
    |
157 |             generate_message_id_header(&mut header_value, /* &str */).unwrap();
    |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

error[E0061]: this function takes 2 arguments but 1 argument was supplied
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/sieve-rs-0.2.0/src/runtime/actions/action_mime.rs:322:13
    |
322 |             generate_message_id_header(&mut header_value).unwrap();
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^------------------- an argument of type `&str` is missing
    |
note: function defined here
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/mail-builder-0.2.5/src/headers/message_id.rs:83:8
    |
83  | pub fn generate_message_id_header(
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: provide the argument
    |
322 |             generate_message_id_header(&mut header_value, /* &str */).unwrap();
    |                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

error[E0061]: this function takes 2 arguments but 1 argument was supplied
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/sieve-rs-0.2.0/src/runtime/actions/action_notify.rs:167:17
    |
167 |                 generate_message_id_header(&mut message).unwrap();
    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^-------------- an argument of type `&str` is missing
    |
note: function defined here
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/mail-builder-0.2.5/src/headers/message_id.rs:83:8
    |
83  | pub fn generate_message_id_header(
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: provide the argument
    |
167 |                 generate_message_id_header(&mut message, /* &str */).unwrap();
    |                                           ~~~~~~~~~~~~~~~~~~~~~~~~~~

error[E0061]: this function takes 2 arguments but 1 argument was supplied
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/sieve-rs-0.2.0/src/runtime/actions/action_vacation.rs:308:9
    |
308 |         generate_message_id_header(&mut message).unwrap();
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^-------------- an argument of type `&str` is missing
    |
note: function defined here
   --> /home/user/.cargo/registry/src/github.com-1ecc6299db9ec823/mail-builder-0.2.5/src/headers/message_id.rs:83:8
    |
83  | pub fn generate_message_id_header(
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: provide the argument
    |
308 |         generate_message_id_header(&mut message, /* &str */).unwrap();
    |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~
stalwartlabs / sieve

Issues compiling #1
