[INFO] crate derive-new 0.5.6 is already in cache
[INFO] extracting crate derive-new 0.5.6 into work/ex/clippy-test-run/sources/stable/reg/derive-new/0.5.6
[INFO] extracting crate derive-new 0.5.6 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/derive-new/0.5.6
[INFO] validating manifest of derive-new-0.5.6 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 derive-new-0.5.6 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 derive-new-0.5.6
[INFO] finished frobbing derive-new-0.5.6
[INFO] frobbed toml for derive-new-0.5.6 written to work/ex/clippy-test-run/sources/stable/reg/derive-new/0.5.6/Cargo.toml
[INFO] started frobbing derive-new-0.5.6
[INFO] finished frobbing derive-new-0.5.6
[INFO] frobbed toml for derive-new-0.5.6 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/derive-new/0.5.6/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 derive-new-0.5.6 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/derive-new/0.5.6:/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] d8c14837dc807239edbc1f1c98c7664a54f1d14af08b6833a73e8dc0e3b22d8c
[INFO] running `"docker" "start" "-a" "d8c14837dc807239edbc1f1c98c7664a54f1d14af08b6833a73e8dc0e3b22d8c"`
[INFO] [stderr]    Compiling derive-new v0.5.6 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             named: named,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `named`
[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/lib.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             named: named,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `named`
[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: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:394:21
[INFO] [stderr]     |
[INFO] [stderr] 394 | /                     if ch.is_uppercase() {
[INFO] [stderr] 395 | |                         if prev.is_lowercase() || prev.is_numeric() ||
[INFO] [stderr] 396 | |                             (prev.is_uppercase() && next.is_lowercase())
[INFO] [stderr] 397 | |                         {
[INFO] [stderr] 398 | |                             acc.push('_');
[INFO] [stderr] 399 | |                         }
[INFO] [stderr] 400 | |                     }
[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] 394 |                     if ch.is_uppercase() && (prev.is_lowercase() || prev.is_numeric() ||
[INFO] [stderr] 395 |                             (prev.is_uppercase() && next.is_lowercase())) {
[INFO] [stderr] 396 |     acc.push('_');
[INFO] [stderr] 397 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:394:21
[INFO] [stderr]     |
[INFO] [stderr] 394 | /                     if ch.is_uppercase() {
[INFO] [stderr] 395 | |                         if prev.is_lowercase() || prev.is_numeric() ||
[INFO] [stderr] 396 | |                             (prev.is_uppercase() && next.is_lowercase())
[INFO] [stderr] 397 | |                         {
[INFO] [stderr] 398 | |                             acc.push('_');
[INFO] [stderr] 399 | |                         }
[INFO] [stderr] 400 | |                     }
[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] 394 |                     if ch.is_uppercase() && (prev.is_lowercase() || prev.is_numeric() ||
[INFO] [stderr] 395 |                             (prev.is_uppercase() && next.is_lowercase())) {
[INFO] [stderr] 396 |     acc.push('_');
[INFO] [stderr] 397 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]    --> src/lib.rs:300:46
[INFO] [stderr]     |
[INFO] [stderr] 300 |                                   let tokens = s.value().parse().ok()
[INFO] [stderr]     |  ______________________________________________^
[INFO] [stderr] 301 | |                                     .expect(&format!(
[INFO] [stderr] 302 | |                                         "Invalid expression in #[new]: `{}`", s.value()));
[INFO] [stderr]     | |_________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/lib.rs:301:38
[INFO] [stderr]     |
[INFO] [stderr] 301 |                                       .expect(&format!(
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 302 | |                                         "Invalid expression in #[new]: `{}`", s.value()));
[INFO] [stderr]     | |_________________________________________________________________________________________^ help: try this: `unwrap_or_else(|| panic!("Invalid expression in #[new]: `{}`", s.value()))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]    --> src/lib.rs:300:46
[INFO] [stderr]     |
[INFO] [stderr] 300 |                                   let tokens = s.value().parse().ok()
[INFO] [stderr]     |  ______________________________________________^
[INFO] [stderr] 301 | |                                     .expect(&format!(
[INFO] [stderr] 302 | |                                         "Invalid expression in #[new]: `{}`", s.value()));
[INFO] [stderr]     | |_________________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/lib.rs:301:38
[INFO] [stderr]     |
[INFO] [stderr] 301 |                                       .expect(&format!(
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 302 | |                                         "Invalid expression in #[new]: `{}`", s.value()));
[INFO] [stderr]     | |_________________________________________________________________________________________^ help: try this: `unwrap_or_else(|| panic!("Invalid expression in #[new]: `{}`", s.value()))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `"docker" "inspect" "d8c14837dc807239edbc1f1c98c7664a54f1d14af08b6833a73e8dc0e3b22d8c"`
[INFO] running `"docker" "rm" "-f" "d8c14837dc807239edbc1f1c98c7664a54f1d14af08b6833a73e8dc0e3b22d8c"`
[INFO] [stdout] d8c14837dc807239edbc1f1c98c7664a54f1d14af08b6833a73e8dc0e3b22d8c