[INFO] crate sasl 0.4.2 is already in cache
[INFO] extracting crate sasl 0.4.2 into work/ex/clippy-test-run/sources/stable/reg/sasl/0.4.2
[INFO] extracting crate sasl 0.4.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sasl/0.4.2
[INFO] validating manifest of sasl-0.4.2 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sasl-0.4.2 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sasl-0.4.2
[INFO] finished frobbing sasl-0.4.2
[INFO] frobbed toml for sasl-0.4.2 written to work/ex/clippy-test-run/sources/stable/reg/sasl/0.4.2/Cargo.toml
[INFO] started frobbing sasl-0.4.2
[INFO] finished frobbing sasl-0.4.2
[INFO] frobbed toml for sasl-0.4.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sasl/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting sasl-0.4.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/sasl/0.4.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 43c048fdf7f491df88063b0c2ae78c453e4ed70cbd73dbaa0515adc87a291cfe
[INFO] running `"docker" "start" "-a" "43c048fdf7f491df88063b0c2ae78c453e4ed70cbd73dbaa0515adc87a291cfe"`
[INFO] [stderr]     Checking sasl v0.4.2 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/client/mechanisms/scram.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             channel_binding: channel_binding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `channel_binding`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/client/mechanisms/scram.rs:95:78
[INFO] [stderr]    |
[INFO] [stderr] 95 |         self.state = ScramState::SentInitialMessage { initial_message: bare, gs2_header: gs2_header };
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `gs2_header`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/client/mechanisms/scram.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     server_signature: server_signature,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `server_signature`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/plain.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Plain { validator: validator, }
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `validator`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/scram.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             channel_binding: channel_binding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `channel_binding`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/scram.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             provider: provider,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `provider`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:114:21
[INFO] [stderr]     |
[INFO] [stderr] 114 |                     server_nonce: server_nonce,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `server_nonce`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:115:21
[INFO] [stderr]     |
[INFO] [stderr] 115 |                     identity: identity,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `identity`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:119:21
[INFO] [stderr]     |
[INFO] [stderr] 119 |                     gs2_header: gs2_header,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `gs2_header`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             salt: salt,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `salt`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |             data: data,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             digest: digest,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `digest`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             digest: digest,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `digest`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/client/mechanisms/scram.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             channel_binding: channel_binding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `channel_binding`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/client/mechanisms/scram.rs:95:78
[INFO] [stderr]    |
[INFO] [stderr] 95 |         self.state = ScramState::SentInitialMessage { initial_message: bare, gs2_header: gs2_header };
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `gs2_header`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/client/mechanisms/scram.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     server_signature: server_signature,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `server_signature`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/plain.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Plain { validator: validator, }
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `validator`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/scram.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             channel_binding: channel_binding,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `channel_binding`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/server/mechanisms/scram.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             provider: provider,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `provider`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:114:21
[INFO] [stderr]     |
[INFO] [stderr] 114 |                     server_nonce: server_nonce,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `server_nonce`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:115:21
[INFO] [stderr]     |
[INFO] [stderr] 115 |                     identity: identity,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `identity`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/server/mechanisms/scram.rs:119:21
[INFO] [stderr]     |
[INFO] [stderr] 119 |                     gs2_header: gs2_header,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `gs2_header`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             salt: salt,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `salt`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/common/mod.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |             data: data,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             digest: digest,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `digest`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             iterations: iterations,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/secret.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             digest: digest,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `digest`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `client::mechanisms::anonymous::Anonymous`
[INFO] [stderr]   --> src/client/mechanisms/anonymous.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     pub fn new() -> Anonymous {
[INFO] [stderr] 15 | |         Anonymous
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/common/scram.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |                     Err(format!("incorrect salt"))
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"incorrect salt".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/common/scram.rs:115:25
[INFO] [stderr]     |
[INFO] [stderr] 115 |                     Err(format!("incorrect salt"))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"incorrect salt".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/common/mod.rs:131:21
[INFO] [stderr]     |
[INFO] [stderr] 131 |     for (a, b) in a.into_iter().zip(b) {
[INFO] [stderr]     |                     ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/common/mod.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 | /         match (key, val) {
[INFO] [stderr] 146 | |             (Some(k), Some(v)) => {
[INFO] [stderr] 147 | |                 ret.insert(k.to_owned(), v.to_owned());
[INFO] [stderr] 148 | |             },
[INFO] [stderr] 149 | |             _ =>(),
[INFO] [stderr] 150 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 145 |         if let (Some(k), Some(v)) = (key, val) {
[INFO] [stderr] 146 |     ret.insert(k.to_owned(), v.to_owned());
[INFO] [stderr] 147 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `client::mechanisms::anonymous::Anonymous`
[INFO] [stderr]   --> src/client/mechanisms/anonymous.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     pub fn new() -> Anonymous {
[INFO] [stderr] 15 | |         Anonymous
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/common/scram.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |                     Err(format!("incorrect salt"))
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"incorrect salt".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/common/scram.rs:115:25
[INFO] [stderr]     |
[INFO] [stderr] 115 |                     Err(format!("incorrect salt"))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"incorrect salt".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/common/mod.rs:131:21
[INFO] [stderr]     |
[INFO] [stderr] 131 |     for (a, b) in a.into_iter().zip(b) {
[INFO] [stderr]     |                     ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/common/mod.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 | /         match (key, val) {
[INFO] [stderr] 146 | |             (Some(k), Some(v)) => {
[INFO] [stderr] 147 | |                 ret.insert(k.to_owned(), v.to_owned());
[INFO] [stderr] 148 | |             },
[INFO] [stderr] 149 | |             _ =>(),
[INFO] [stderr] 150 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 145 |         if let (Some(k), Some(v)) = (key, val) {
[INFO] [stderr] 146 |     ret.insert(k.to_owned(), v.to_owned());
[INFO] [stderr] 147 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "43c048fdf7f491df88063b0c2ae78c453e4ed70cbd73dbaa0515adc87a291cfe"`
[INFO] running `"docker" "rm" "-f" "43c048fdf7f491df88063b0c2ae78c453e4ed70cbd73dbaa0515adc87a291cfe"`
[INFO] [stdout] 43c048fdf7f491df88063b0c2ae78c453e4ed70cbd73dbaa0515adc87a291cfe