[INFO] crate sparseset 0.1.0-1 is already in cache
[INFO] extracting crate sparseset 0.1.0-1 into work/ex/clippy-test-run/sources/stable/reg/sparseset/0.1.0-1
[INFO] extracting crate sparseset 0.1.0-1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sparseset/0.1.0-1
[INFO] validating manifest of sparseset-0.1.0-1 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 sparseset-0.1.0-1 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 sparseset-0.1.0-1
[INFO] finished frobbing sparseset-0.1.0-1
[INFO] frobbed toml for sparseset-0.1.0-1 written to work/ex/clippy-test-run/sources/stable/reg/sparseset/0.1.0-1/Cargo.toml
[INFO] started frobbing sparseset-0.1.0-1
[INFO] finished frobbing sparseset-0.1.0-1
[INFO] frobbed toml for sparseset-0.1.0-1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sparseset/0.1.0-1/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 sparseset-0.1.0-1 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/sparseset/0.1.0-1:/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] 6768c864db4d89ddb05a3554c8231bc9e4c1fa30b7a17e5da14de435517409ca
[INFO] running `"docker" "start" "-a" "6768c864db4d89ddb05a3554c8231bc9e4c1fa30b7a17e5da14de435517409ca"`
[INFO] [stderr]     Checking sparseset v0.1.0-1 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             sparse: sparse,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `sparse`
[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/lib.rs:150:32
[INFO] [stderr]     |
[INFO] [stderr] 150 |         self.dense.push(Entry{ key: key, value: value, });
[INFO] [stderr]     |                                ^^^^^^^^ help: replace it with: `key`
[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/lib.rs:150:42
[INFO] [stderr]     |
[INFO] [stderr] 150 |         self.dense.push(Entry{ key: key, value: value, });
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: replace it with: `value`
[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/lib.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             sparse: sparse,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `sparse`
[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/lib.rs:150:32
[INFO] [stderr]     |
[INFO] [stderr] 150 |         self.dense.push(Entry{ key: key, value: value, });
[INFO] [stderr]     |                                ^^^^^^^^ help: replace it with: `key`
[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/lib.rs:150:42
[INFO] [stderr]     |
[INFO] [stderr] 150 |         self.dense.push(Entry{ key: key, value: value, });
[INFO] [stderr]     |                                          ^^^^^^^^^^^^ help: replace it with: `value`
[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: item `SparseSet<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:83:1
[INFO] [stderr]     |
[INFO] [stderr] 83  | / impl<T> SparseSet<T> {
[INFO] [stderr] 84  | |
[INFO] [stderr] 85  | |     /// Creates a SparseSet with the given capacity.
[INFO] [stderr] 86  | |     pub fn with_capacity(size: usize) -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 172 | |     }
[INFO] [stderr] 173 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: item `SparseSet<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:83:1
[INFO] [stderr]     |
[INFO] [stderr] 83  | / impl<T> SparseSet<T> {
[INFO] [stderr] 84  | |
[INFO] [stderr] 85  | |     /// Creates a SparseSet with the given capacity.
[INFO] [stderr] 86  | |     pub fn with_capacity(size: usize) -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 172 | |     }
[INFO] [stderr] 173 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:258:13
[INFO] [stderr]     |
[INFO] [stderr] 258 |     assert!(s.contains(0) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::bool_comparison)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lib.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |     assert!(s.contains(1) == true);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `s.contains(1)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:260:13
[INFO] [stderr]     |
[INFO] [stderr] 260 |     assert!(s.contains(2) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against true are unnecessary
[INFO] [stderr]    --> src/lib.rs:261:13
[INFO] [stderr]     |
[INFO] [stderr] 261 |     assert!(s.contains(3) == true);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `s.contains(3)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:262:13
[INFO] [stderr]     |
[INFO] [stderr] 262 |     assert!(s.contains(4) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(4)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:281:13
[INFO] [stderr]     |
[INFO] [stderr] 281 |     assert!(s.contains(3) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(3)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:291:13
[INFO] [stderr]     |
[INFO] [stderr] 291 |     assert!(s.contains(1) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(1)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr] warning: equality checks against false can be replaced by a negation
[INFO] [stderr]    --> src/lib.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |     assert!(s.contains(3) == false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: try simplifying it as shown: `!s.contains(3)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "6768c864db4d89ddb05a3554c8231bc9e4c1fa30b7a17e5da14de435517409ca"`
[INFO] running `"docker" "rm" "-f" "6768c864db4d89ddb05a3554c8231bc9e4c1fa30b7a17e5da14de435517409ca"`
[INFO] [stdout] 6768c864db4d89ddb05a3554c8231bc9e4c1fa30b7a17e5da14de435517409ca