[INFO] crate jockey_derive 0.3.0 is already in cache
[INFO] extracting crate jockey_derive 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/jockey_derive/0.3.0
[INFO] extracting crate jockey_derive 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jockey_derive/0.3.0
[INFO] validating manifest of jockey_derive-0.3.0 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 jockey_derive-0.3.0 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 jockey_derive-0.3.0
[INFO] finished frobbing jockey_derive-0.3.0
[INFO] frobbed toml for jockey_derive-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/jockey_derive/0.3.0/Cargo.toml
[INFO] started frobbing jockey_derive-0.3.0
[INFO] finished frobbing jockey_derive-0.3.0
[INFO] frobbed toml for jockey_derive-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jockey_derive/0.3.0/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 jockey_derive-0.3.0 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/jockey_derive/0.3.0:/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] 89105a8d83f003649ff79d1e730b0718bbabbf733d6e79e907e9335f4e85e741
[INFO] running `"docker" "start" "-a" "89105a8d83f003649ff79d1e730b0718bbabbf733d6e79e907e9335f4e85e741"`
[INFO] [stderr]     Checking jockey v0.3.0
[INFO] [stderr]     Checking jockey_derive v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]  --> src/util.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             ident: ident,
[INFO] [stderr]   |             ^^^^^^^^^^^^ help: replace it with: `ident`
[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/util.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             fields: fields,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `fields`
[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/util.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             ident: ident,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `ident`
[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/util.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             ty: ty,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `ty`
[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/util.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             ident: ident,
[INFO] [stderr]   |             ^^^^^^^^^^^^ help: replace it with: `ident`
[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/util.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             fields: fields,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `fields`
[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/util.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             ident: ident,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `ident`
[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/util.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             ty: ty,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `ty`
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/util.rs:110:14
[INFO] [stderr]     |
[INFO] [stderr] 110 |           else {
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 111 | |             if field.long_option.is_none() {
[INFO] [stderr] 112 | |                 // Long option name is not set. Make up one based on the field name.
[INFO] [stderr] 113 | |                 field.long_option = Some(field.ident.to_string().replace("_", "-"));
[INFO] [stderr] 114 | |             }
[INFO] [stderr] 115 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 110 |         else if field.long_option.is_none() {
[INFO] [stderr] 111 |     // Long option name is not set. Make up one based on the field name.
[INFO] [stderr] 112 |     field.long_option = Some(field.ident.to_string().replace("_", "-"));
[INFO] [stderr] 113 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/derive_parse_args.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     for ref field in struct_def.fields {
[INFO] [stderr]    |         ^^^^^^^^^    ----------------- help: try: `let field = &struct_def.fields;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/derive_parse_args.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     result.into()
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: consider removing `.into()`: `result`
[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: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/util.rs:110:14
[INFO] [stderr]     |
[INFO] [stderr] 110 |           else {
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 111 | |             if field.long_option.is_none() {
[INFO] [stderr] 112 | |                 // Long option name is not set. Make up one based on the field name.
[INFO] [stderr] 113 | |                 field.long_option = Some(field.ident.to_string().replace("_", "-"));
[INFO] [stderr] 114 | |             }
[INFO] [stderr] 115 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 110 |         else if field.long_option.is_none() {
[INFO] [stderr] 111 |     // Long option name is not set. Make up one based on the field name.
[INFO] [stderr] 112 |     field.long_option = Some(field.ident.to_string().replace("_", "-"));
[INFO] [stderr] 113 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/derive_parse_args.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     for ref field in struct_def.fields {
[INFO] [stderr]    |         ^^^^^^^^^    ----------------- help: try: `let field = &struct_def.fields;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/derive_parse_args.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     result.into()
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: consider removing `.into()`: `result`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "89105a8d83f003649ff79d1e730b0718bbabbf733d6e79e907e9335f4e85e741"`
[INFO] running `"docker" "rm" "-f" "89105a8d83f003649ff79d1e730b0718bbabbf733d6e79e907e9335f4e85e741"`
[INFO] [stdout] 89105a8d83f003649ff79d1e730b0718bbabbf733d6e79e907e9335f4e85e741