[INFO] crate diesel-derive-more 1.1.3 is already in cache
[INFO] extracting crate diesel-derive-more 1.1.3 into work/ex/clippy-test-run/sources/stable/reg/diesel-derive-more/1.1.3
[INFO] extracting crate diesel-derive-more 1.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/diesel-derive-more/1.1.3
[INFO] validating manifest of diesel-derive-more-1.1.3 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 diesel-derive-more-1.1.3 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 diesel-derive-more-1.1.3
[INFO] finished frobbing diesel-derive-more-1.1.3
[INFO] frobbed toml for diesel-derive-more-1.1.3 written to work/ex/clippy-test-run/sources/stable/reg/diesel-derive-more/1.1.3/Cargo.toml
[INFO] started frobbing diesel-derive-more-1.1.3
[INFO] finished frobbing diesel-derive-more-1.1.3
[INFO] frobbed toml for diesel-derive-more-1.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/diesel-derive-more/1.1.3/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 diesel-derive-more-1.1.3 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/diesel-derive-more/1.1.3:/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] edbc72e0cb2b32802f0537649fa1f809e393ff3be565fb0fe87cf4c49bf20647
[INFO] running `"docker" "start" "-a" "edbc72e0cb2b32802f0537649fa1f809e393ff3be565fb0fe87cf4c49bf20647"`
[INFO] [stderr]     Checking proc-macro2 v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]     Checking quote v0.4.2
[INFO] [stderr]     Checking syn v0.12.15
[INFO] [stderr]    Compiling diesel v1.4.1
[INFO] [stderr]    Compiling diesel-derive-more v1.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/default_insertable.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | /         match self.get_attribute_by_name(attribute_name) {
[INFO] [stderr] 12 | |             Some(_) => true,
[INFO] [stderr] 13 | |             None => false,
[INFO] [stderr] 14 | |         }
[INFO] [stderr]    | |_________^ help: try this: `self.get_attribute_by_name(attribute_name).is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]   --> src/default_insertable.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let name = Ident::from(String::from("New") + &ast.ident.as_ref());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^-------------------
[INFO] [stderr]    |                                                  |
[INFO] [stderr]    |                                                  help: use the right value directly: `ast.ident.as_ref()`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/db_enum.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn impl_diesel_traits(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `Ident`
[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/db_enum.rs:50:34
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn impl_value_matcher_read(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                                  ^^^^^^ help: consider passing by value instead: `Ident`
[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: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/default_insertable.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | /         match self.get_attribute_by_name(attribute_name) {
[INFO] [stderr] 12 | |             Some(_) => true,
[INFO] [stderr] 13 | |             None => false,
[INFO] [stderr] 14 | |         }
[INFO] [stderr]    | |_________^ help: try this: `self.get_attribute_by_name(attribute_name).is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]   --> src/default_insertable.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let name = Ident::from(String::from("New") + &ast.ident.as_ref());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^-------------------
[INFO] [stderr]    |                                                  |
[INFO] [stderr]    |                                                  help: use the right value directly: `ast.ident.as_ref()`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/db_enum.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn impl_value_matcher_write(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                                   ^^^^^^ help: consider passing by value instead: `Ident`
[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/db_enum.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn impl_diesel_traits(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `Ident`
[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/db_enum.rs:50:34
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn impl_value_matcher_read(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                                  ^^^^^^ help: consider passing by value instead: `Ident`
[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/db_enum.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn impl_value_matcher_write(name: &Ident, variants: &Punctuated<Variant, Comma>) -> Tokens {
[INFO] [stderr]    |                                   ^^^^^^ help: consider passing by value instead: `Ident`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `"docker" "inspect" "edbc72e0cb2b32802f0537649fa1f809e393ff3be565fb0fe87cf4c49bf20647"`
[INFO] running `"docker" "rm" "-f" "edbc72e0cb2b32802f0537649fa1f809e393ff3be565fb0fe87cf4c49bf20647"`
[INFO] [stdout] edbc72e0cb2b32802f0537649fa1f809e393ff3be565fb0fe87cf4c49bf20647