[INFO] crate clapme_derive 0.1.10 is already in cache
[INFO] extracting crate clapme_derive 0.1.10 into work/ex/clippy-test-run/sources/stable/reg/clapme_derive/0.1.10
[INFO] extracting crate clapme_derive 0.1.10 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/clapme_derive/0.1.10
[INFO] validating manifest of clapme_derive-0.1.10 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 clapme_derive-0.1.10 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 clapme_derive-0.1.10
[INFO] finished frobbing clapme_derive-0.1.10
[INFO] frobbed toml for clapme_derive-0.1.10 written to work/ex/clippy-test-run/sources/stable/reg/clapme_derive/0.1.10/Cargo.toml
[INFO] started frobbing clapme_derive-0.1.10
[INFO] finished frobbing clapme_derive-0.1.10
[INFO] frobbed toml for clapme_derive-0.1.10 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/clapme_derive/0.1.10/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 clapme_derive-0.1.10 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/clapme_derive/0.1.10:/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] 97a63f947ec66979f40cf68da3fed4fbe20aa5fc65acbddd50a8d7689424f6bf
[INFO] running `"docker" "start" "-a" "97a63f947ec66979f40cf68da3fed4fbe20aa5fc65acbddd50a8d7689424f6bf"`
[INFO] [stderr]     Checking clapme_derive v0.1.10 (/opt/crater/workdir)
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     if doc_comments.len() > 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!doc_comments.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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         doc_comments.pop().unwrap_or("".to_string())
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:182:28
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let doc = mdoc.unwrap_or("".to_string());
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:206:28
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let doc = mdoc.unwrap_or("".to_string());
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `starts_with` method
[INFO] [stderr]    --> src/lib.rs:463:8
[INFO] [stderr]     |
[INFO] [stderr] 463 |     if name.chars().next() == Some('_') {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `name.starts_with('_')`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::chars_next_cmp)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_next_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `ends_with` method
[INFO] [stderr]    --> src/lib.rs:467:12
[INFO] [stderr]     |
[INFO] [stderr] 467 |         if out.chars().last() == Some('-') {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `out.ends_with('-')`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::chars_last_cmp)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_last_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `starts_with` method
[INFO] [stderr]    --> src/lib.rs:486:8
[INFO] [stderr]     |
[INFO] [stderr] 486 |     if name.chars().next() == Some('_') {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `name.starts_with('_')`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_next_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     if doc_comments.len() > 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!doc_comments.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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         doc_comments.pop().unwrap_or("".to_string())
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:182:28
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let doc = mdoc.unwrap_or("".to_string());
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:206:28
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let doc = mdoc.unwrap_or("".to_string());
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| "".to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `starts_with` method
[INFO] [stderr]    --> src/lib.rs:463:8
[INFO] [stderr]     |
[INFO] [stderr] 463 |     if name.chars().next() == Some('_') {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `name.starts_with('_')`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::chars_next_cmp)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_next_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `ends_with` method
[INFO] [stderr]    --> src/lib.rs:467:12
[INFO] [stderr]     |
[INFO] [stderr] 467 |         if out.chars().last() == Some('-') {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `out.ends_with('-')`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::chars_last_cmp)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_last_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: you should use the `starts_with` method
[INFO] [stderr]    --> src/lib.rs:486:8
[INFO] [stderr]     |
[INFO] [stderr] 486 |     if name.chars().next() == Some('_') {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: like this: `name.starts_with('_')`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#chars_next_cmp
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `"docker" "inspect" "97a63f947ec66979f40cf68da3fed4fbe20aa5fc65acbddd50a8d7689424f6bf"`
[INFO] running `"docker" "rm" "-f" "97a63f947ec66979f40cf68da3fed4fbe20aa5fc65acbddd50a8d7689424f6bf"`
[INFO] [stdout] 97a63f947ec66979f40cf68da3fed4fbe20aa5fc65acbddd50a8d7689424f6bf