[INFO] updating cached repository kongra/nc3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kongra/nc3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kongra/nc3" "work/ex/clippy-test-run/sources/stable/gh/kongra/nc3"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kongra/nc3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kongra/nc3" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kongra/nc3"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kongra/nc3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] efca6f84374ea9571dd2815b47a2ff601f80cf6b
[INFO] sha for GitHub repo kongra/nc3: efca6f84374ea9571dd2815b47a2ff601f80cf6b
[INFO] validating manifest of kongra/nc3 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 kongra/nc3 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 kongra/nc3
[INFO] finished frobbing kongra/nc3
[INFO] frobbed toml for kongra/nc3 written to work/ex/clippy-test-run/sources/stable/gh/kongra/nc3/Cargo.toml
[INFO] started frobbing kongra/nc3
[INFO] finished frobbing kongra/nc3
[INFO] frobbed toml for kongra/nc3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kongra/nc3/Cargo.toml
[INFO] crate kongra/nc3 has a lockfile. skipping
[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 kongra/nc3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/kongra/nc3:/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] dae2211373a3551d7558c8280456b3766985a0cb5228f4da98b096c0249b8800
[INFO] running `"docker" "start" "-a" "dae2211373a3551d7558c8280456b3766985a0cb5228f4da98b096c0249b8800"`
[INFO] [stderr]     Checking nc3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/csp/model.rs:51:7
[INFO] [stderr]    |
[INFO] [stderr] 51 |       vals: vals,
[INFO] [stderr]    |       ^^^^^^^^^^ help: replace it with: `vals`
[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/csp/model.rs:165:7
[INFO] [stderr]     |
[INFO] [stderr] 165 |       domspecs: domspecs,
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^ help: replace it with: `domspecs`
[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/csp/model.rs:51:7
[INFO] [stderr]    |
[INFO] [stderr] 51 |       vals: vals,
[INFO] [stderr]    |       ^^^^^^^^^^ help: replace it with: `vals`
[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/csp/model.rs:165:7
[INFO] [stderr]     |
[INFO] [stderr] 165 |       domspecs: domspecs,
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^ help: replace it with: `domspecs`
[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: field is never used: `pred`
[INFO] [stderr]    --> src/csp/model.rs:109:3
[INFO] [stderr]     |
[INFO] [stderr] 109 |   pred: Pred,
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `domspecs`
[INFO] [stderr]    --> src/csp/model.rs:110:3
[INFO] [stderr]     |
[INFO] [stderr] 110 |   domspecs: Vec<Domspec>,
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |   pub fn get(&self, v: &V) -> Val {
[INFO] [stderr]    |                        ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn has(&self, v: &V, val: &Val) -> bool {
[INFO] [stderr]    |                        ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:78:25
[INFO] [stderr]    |
[INFO] [stderr] 78 |   pub fn is_a(&self, v: &V) -> bool {
[INFO] [stderr]    |                         ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:82:27
[INFO] [stderr]    |
[INFO] [stderr] 82 |   pub fn is_una(&self, v: &V) -> bool {
[INFO] [stderr]    |                           ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |   pub fn is(&self, val: Val) -> Pred {
[INFO] [stderr]     |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |   pub fn is_not(&self, val: Val) -> Pred {
[INFO] [stderr]     |                 ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |   pub fn one_of(&self, vals: Vec<Val>) -> Domspec {
[INFO] [stderr]     |                 ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |     assert!(vals.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!vals.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:140:18
[INFO] [stderr]     |
[INFO] [stderr] 140 |   pub fn none_of(&self, vals: Vec<Val>) -> Domspec {
[INFO] [stderr]     |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |     assert!(vals.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!vals.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |     assert!(domspecs.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!domspecs.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pred`
[INFO] [stderr]    --> src/csp/model.rs:109:3
[INFO] [stderr]     |
[INFO] [stderr] 109 |   pred: Pred,
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `domspecs`
[INFO] [stderr]    --> src/csp/model.rs:110:3
[INFO] [stderr]     |
[INFO] [stderr] 110 |   domspecs: Vec<Domspec>,
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |   pub fn get(&self, v: &V) -> Val {
[INFO] [stderr]    |                        ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:74:24
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn has(&self, v: &V, val: &Val) -> bool {
[INFO] [stderr]    |                        ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:78:25
[INFO] [stderr]    |
[INFO] [stderr] 78 |   pub fn is_a(&self, v: &V) -> bool {
[INFO] [stderr]    |                         ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/csp/model.rs:82:27
[INFO] [stderr]    |
[INFO] [stderr] 82 |   pub fn is_una(&self, v: &V) -> bool {
[INFO] [stderr]    |                           ^^ help: consider passing by value instead: `V`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |   pub fn is(&self, val: Val) -> Pred {
[INFO] [stderr]     |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |   pub fn is_not(&self, val: Val) -> Pred {
[INFO] [stderr]     |                 ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |   pub fn one_of(&self, vals: Vec<Val>) -> Domspec {
[INFO] [stderr]     |                 ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |     assert!(vals.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!vals.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/csp/model.rs:140:18
[INFO] [stderr]     |
[INFO] [stderr] 140 |   pub fn none_of(&self, vals: Vec<Val>) -> Domspec {
[INFO] [stderr]     |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |     assert!(vals.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!vals.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/csp/model.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |     assert!(domspecs.len() >= 1);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!domspecs.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "dae2211373a3551d7558c8280456b3766985a0cb5228f4da98b096c0249b8800"`
[INFO] running `"docker" "rm" "-f" "dae2211373a3551d7558c8280456b3766985a0cb5228f4da98b096c0249b8800"`
[INFO] [stdout] dae2211373a3551d7558c8280456b3766985a0cb5228f4da98b096c0249b8800