[INFO] crate chema 0.0.7 is already in cache
[INFO] extracting crate chema 0.0.7 into work/ex/clippy-test-run/sources/stable/reg/chema/0.0.7
[INFO] extracting crate chema 0.0.7 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/chema/0.0.7
[INFO] validating manifest of chema-0.0.7 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 chema-0.0.7 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 chema-0.0.7
[INFO] finished frobbing chema-0.0.7
[INFO] frobbed toml for chema-0.0.7 written to work/ex/clippy-test-run/sources/stable/reg/chema/0.0.7/Cargo.toml
[INFO] started frobbing chema-0.0.7
[INFO] finished frobbing chema-0.0.7
[INFO] frobbed toml for chema-0.0.7 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/chema/0.0.7/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 chema-0.0.7 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/chema/0.0.7:/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] 72bb3a511666ff88fbb4633bc17394b41a7aa8d5290e110ef6547984f7b77b2c
[INFO] running `"docker" "start" "-a" "72bb3a511666ff88fbb4633bc17394b41a7aa8d5290e110ef6547984f7b77b2c"`
[INFO] [stderr]     Checking chema v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/parser.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn new(t: T) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/compiler.rs:144:75
[INFO] [stderr]     |
[INFO] [stderr] 144 |         Pred::Format(format) => vec![("format".to_string(), Value::String(format.into()))],
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^ help: consider removing `.into()`: `format`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/compiler.rs:145:74
[INFO] [stderr]     |
[INFO] [stderr] 145 |         Pred::Match(regex) => vec![("pattern".to_string(), Value::String(regex.into()))],
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: consider removing `.into()`: `regex`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/compiler.rs:150:24
[INFO] [stderr]     |
[INFO] [stderr] 150 | fn collect_requied(fs: &Vec<Annot<Field>>) -> Vec<Ident> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Annot<Field>]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: this `.filter_map` can be written more simply using `.map`
[INFO] [stderr]    --> src/compiler.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fs.iter().filter_map(|f| Some(f.t.ident.clone())).collect()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_filter_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_filter_map
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/compiler.rs:144:75
[INFO] [stderr]     |
[INFO] [stderr] 144 |         Pred::Format(format) => vec![("format".to_string(), Value::String(format.into()))],
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^ help: consider removing `.into()`: `format`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/compiler.rs:145:74
[INFO] [stderr]     |
[INFO] [stderr] 145 |         Pred::Match(regex) => vec![("pattern".to_string(), Value::String(regex.into()))],
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: consider removing `.into()`: `regex`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/compiler.rs:150:24
[INFO] [stderr]     |
[INFO] [stderr] 150 | fn collect_requied(fs: &Vec<Annot<Field>>) -> Vec<Ident> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Annot<Field>]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: this `.filter_map` can be written more simply using `.map`
[INFO] [stderr]    --> src/compiler.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fs.iter().filter_map(|f| Some(f.t.ident.clone())).collect()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_filter_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_filter_map
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parser.rs:388:10
[INFO] [stderr]     |
[INFO] [stderr] 388 |     .map(|s: String| Ident(s))
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Ident`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/parser.rs:388:10
[INFO] [stderr]     |
[INFO] [stderr] 388 |     .map(|s: String| Ident(s))
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Ident`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `"docker" "inspect" "72bb3a511666ff88fbb4633bc17394b41a7aa8d5290e110ef6547984f7b77b2c"`
[INFO] running `"docker" "rm" "-f" "72bb3a511666ff88fbb4633bc17394b41a7aa8d5290e110ef6547984f7b77b2c"`
[INFO] [stdout] 72bb3a511666ff88fbb4633bc17394b41a7aa8d5290e110ef6547984f7b77b2c