[INFO] crate shrinkwraprs 0.2.0 is already in cache
[INFO] extracting crate shrinkwraprs 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/shrinkwraprs/0.2.0
[INFO] extracting crate shrinkwraprs 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/shrinkwraprs/0.2.0
[INFO] validating manifest of shrinkwraprs-0.2.0 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 shrinkwraprs-0.2.0 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 shrinkwraprs-0.2.0
[INFO] finished frobbing shrinkwraprs-0.2.0
[INFO] frobbed toml for shrinkwraprs-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/shrinkwraprs/0.2.0/Cargo.toml
[INFO] started frobbing shrinkwraprs-0.2.0
[INFO] finished frobbing shrinkwraprs-0.2.0
[INFO] frobbed toml for shrinkwraprs-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/shrinkwraprs/0.2.0/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 shrinkwraprs-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/shrinkwraprs/0.2.0:/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] 1eb47d27cf1e9da470931f91aadf65024c530a30c0b5eb4a30fa0a133cbca98a
[INFO] running `"docker" "start" "-a" "1eb47d27cf1e9da470931f91aadf65024c530a30c0b5eb4a30fa0a133cbca98a"`
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]     Checking syn v0.12.15
[INFO] [stderr]    Compiling shrinkwraprs v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |     const SW_MUT        = 0b00000001;
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0b0000_0001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 |     const SW_IGNORE_VIS = 0b00000010;
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0b0000_0010`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> tests/impl_immut.rs:26:26
[INFO] [stderr]    |
[INFO] [stderr] 26 |   assert!(email.contains("+"));
[INFO] [stderr]    |                          ^^^ help: try using a char instead: `'+'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |     const SW_MUT        = 0b00000001;
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0b0000_0001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 |     const SW_IGNORE_VIS = 0b00000010;
[INFO] [stderr]    |                           ^^^^^^^^^^ help: consider: `0b0000_0010`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]   --> src/ast.rs:81:10
[INFO] [stderr]    |
[INFO] [stderr] 81 |       if &ident == tag {
[INFO] [stderr]    |          ------^^^^^^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: use the left value directly: `ident`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/ast.rs:162:6
[INFO] [stderr]     |
[INFO] [stderr] 162 |   if fields.len() == 0 {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fields.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: length comparison to zero
[INFO] [stderr]    --> src/ast.rs:180:6
[INFO] [stderr]     |
[INFO] [stderr] 180 |   if fields.len() == 0 {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fields.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: needlessly taken reference of both operands
[INFO] [stderr]   --> src/visibility.rs:64:6
[INFO] [stderr]    |
[INFO] [stderr] 64 |   if &field_vis == &vec![ PathComponent::Pub ] {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 64 |   if field_vis == < [ _ ] > :: into_vec ( box [ $ ( $ x ) , * ] ) {
[INFO] [stderr]    |      ^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> src/visibility.rs:70:6
[INFO] [stderr]    |
[INFO] [stderr] 70 |   if &struct_vis == &vec![ PathComponent::Pub ] {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 70 |   if struct_vis == < [ _ ] > :: into_vec ( box [ $ ( $ x ) , * ] ) {
[INFO] [stderr]    |      ^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/visibility.rs:80:3
[INFO] [stderr]    |
[INFO] [stderr] 80 | /   match path {
[INFO] [stderr] 81 | |     &Public(..) => vec![ PathComponent::Pub ],
[INFO] [stderr] 82 | |     &Crate(..) => vec![ PathComponent::Pub, PathComponent::Crate ],
[INFO] [stderr] 83 | |     &Inherited => vec![ PathComponent::Inherited ],
[INFO] [stderr] 84 | |     &Restricted(ref vis) => to_path_restricted(&vis.path)
[INFO] [stderr] 85 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 80 |   match *path {
[INFO] [stderr] 81 |     Public(..) => vec![ PathComponent::Pub ],
[INFO] [stderr] 82 |     Crate(..) => vec![ PathComponent::Pub, PathComponent::Crate ],
[INFO] [stderr] 83 |     Inherited => vec![ PathComponent::Inherited ],
[INFO] [stderr] 84 |     Restricted(ref vis) => to_path_restricted(&vis.path)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]   --> src/ast.rs:81:10
[INFO] [stderr]    |
[INFO] [stderr] 81 |       if &ident == tag {
[INFO] [stderr]    |          ------^^^^^^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: use the left value directly: `ident`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/ast.rs:162:6
[INFO] [stderr]     |
[INFO] [stderr] 162 |   if fields.len() == 0 {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fields.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: length comparison to zero
[INFO] [stderr]    --> src/ast.rs:180:6
[INFO] [stderr]     |
[INFO] [stderr] 180 |   if fields.len() == 0 {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `fields.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: needlessly taken reference of both operands
[INFO] [stderr]   --> src/visibility.rs:64:6
[INFO] [stderr]    |
[INFO] [stderr] 64 |   if &field_vis == &vec![ PathComponent::Pub ] {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 64 |   if field_vis == < [ _ ] > :: into_vec ( box [ $ ( $ x ) , * ] ) {
[INFO] [stderr]    |      ^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> src/visibility.rs:70:6
[INFO] [stderr]    |
[INFO] [stderr] 70 |   if &struct_vis == &vec![ PathComponent::Pub ] {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 70 |   if struct_vis == < [ _ ] > :: into_vec ( box [ $ ( $ x ) , * ] ) {
[INFO] [stderr]    |      ^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/visibility.rs:80:3
[INFO] [stderr]    |
[INFO] [stderr] 80 | /   match path {
[INFO] [stderr] 81 | |     &Public(..) => vec![ PathComponent::Pub ],
[INFO] [stderr] 82 | |     &Crate(..) => vec![ PathComponent::Pub, PathComponent::Crate ],
[INFO] [stderr] 83 | |     &Inherited => vec![ PathComponent::Inherited ],
[INFO] [stderr] 84 | |     &Restricted(ref vis) => to_path_restricted(&vis.path)
[INFO] [stderr] 85 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 80 |   match *path {
[INFO] [stderr] 81 |     Public(..) => vec![ PathComponent::Pub ],
[INFO] [stderr] 82 |     Crate(..) => vec![ PathComponent::Pub, PathComponent::Crate ],
[INFO] [stderr] 83 |     Inherited => vec![ PathComponent::Inherited ],
[INFO] [stderr] 84 |     Restricted(ref vis) => to_path_restricted(&vis.path)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `"docker" "inspect" "1eb47d27cf1e9da470931f91aadf65024c530a30c0b5eb4a30fa0a133cbca98a"`
[INFO] running `"docker" "rm" "-f" "1eb47d27cf1e9da470931f91aadf65024c530a30c0b5eb4a30fa0a133cbca98a"`
[INFO] [stdout] 1eb47d27cf1e9da470931f91aadf65024c530a30c0b5eb4a30fa0a133cbca98a