warning: unused import: `TaggedSignable`
  --> validator/src/validator.rs:38:58
   |
38 | use nimiq_utils::{spawn, tagged_signing::{TaggedKeyPair, TaggedSignable, TaggedSigned}};
   |                                                          ^^^^^^^^^^^^^^
   |
   = note: `#[warn(unused_imports)]` on by default

warning: using `Result.and_then(|x| Ok(y))`, which is more succinctly expressed as `map(|x| y)`
   --> dht/src/lib.rs:139:17
    |
139 | /                 self.verify_validator_record(&validator_record)
140 | |                     .map_err(|_| DhtVerifierError::ValidatorInfoError)
141 | |                     .and_then(|_| {
142 | |                         Ok(DhtRecord::Validator(
...   |
146 | |                         ))
147 | |                     })
    | |______________________^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bind_instead_of_map
    = note: `#[warn(clippy::bind_instead_of_map)]` on by default
help: try
    |
139 ~                 self.verify_validator_record(&validator_record)
140 +                     .map_err(|_| DhtVerifierError::ValidatorInfoError).map(|_| DhtRecord::Validator(
141 +                             validator_record.record.peer_id,
142 +                             validator_record.record,
143 +                             record.clone(),
144 +                         ))
    |

warning: unnecessary closure used with `bool::then`
  --> dht/src/lib.rs:91:9
   |
91 | /         signed_record
92 | |             .verify(&public_key)
93 | |             .then(|| ())
   | |________________________^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_lazy_evaluations
   = note: `#[warn(clippy::unnecessary_lazy_evaluations)]` on by default
help: use `then_some` instead
   |
93 |             .then_some(())
   |              ~~~~~~~~~~~~~

warning: using `clone` on type `PeerId` which implements the `Copy` trait
   --> network-libp2p/src/discovery/peer_contacts.rs:761:29
    |
761 | ...                   peer_id.clone(),
    |                       ^^^^^^^^^^^^^^^ help: try dereferencing it: `*peer_id`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
    = note: `#[warn(clippy::clone_on_copy)]` on by default

warning: using `Option.and_then(|x| Some(y))`, which is more succinctly expressed as `map(|x| y)`
   --> network-libp2p/src/discovery/peer_contacts.rs:731:34
    |
731 |           contact.validator_info = self.validator_record_signing.as_ref().and_then(|callback| {
    |  __________________________________^
732 | |             let tagged_signed = (callback)(contact.peer_id(), contact.timestamp);
733 | |             Some(ValidatorInfo {
734 | |                 validator_address: tagged_signed.record.validator_address.clone(),
735 | |                 signature: tagged_signed.signature.clone(),
736 | |             })
737 | |         });
    | |__________^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bind_instead_of_map
    = note: `#[warn(clippy::bind_instead_of_map)]` on by default
help: use `map` instead
    |
731 ~         contact.validator_info = self.validator_record_signing.as_ref().map(|callback| {
732 |             let tagged_signed = (callback)(contact.peer_id(), contact.timestamp);
733 ~             ValidatorInfo {
734 +                 validator_address: tagged_signed.record.validator_address.clone(),
735 +                 signature: tagged_signed.signature.clone(),
736 +             }
    |

warning: use of `or_insert` to construct default value
   --> network-libp2p/src/discovery/peer_contacts.rs:587:18
    |
587 |                 .or_insert(HashSet::new())
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default

warning: use of `or_insert` to construct default value
   --> network-libp2p/src/discovery/peer_contacts.rs:516:18
    |
516 |                 .or_insert(HashSet::new())
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default
    = note: `#[warn(clippy::unwrap_or_default)]` on by default