[INFO] updating cached repository Raphx/tenx
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Raphx/tenx
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Raphx/tenx" "work/ex/clippy-test-run/sources/stable/gh/Raphx/tenx"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Raphx/tenx'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Raphx/tenx" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Raphx/tenx"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Raphx/tenx'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5208217083e691f9dc043002e26d863c7c356f86
[INFO] sha for GitHub repo Raphx/tenx: 5208217083e691f9dc043002e26d863c7c356f86
[INFO] validating manifest of Raphx/tenx 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 Raphx/tenx 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 Raphx/tenx
[INFO] finished frobbing Raphx/tenx
[INFO] frobbed toml for Raphx/tenx written to work/ex/clippy-test-run/sources/stable/gh/Raphx/tenx/Cargo.toml
[INFO] started frobbing Raphx/tenx
[INFO] finished frobbing Raphx/tenx
[INFO] frobbed toml for Raphx/tenx written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Raphx/tenx/Cargo.toml
[INFO] crate Raphx/tenx has a lockfile. skipping
[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 Raphx/tenx against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Raphx/tenx:/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 -Dclippy::into_iter_on_array" "-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] 10fcee9976a405082d186d9991af891c1ff2513c4cc692b8a23981a4e925494c
[INFO] running `"docker" "start" "-a" "10fcee9976a405082d186d9991af891c1ff2513c4cc692b8a23981a4e925494c"`
[INFO] [stderr]     Checking tenx v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/c1.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             data: data,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `data`
[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/c1.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             data: data,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `data`
[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: you should consider deriving a `Default` implementation for `c1::BinarySearchTree`
[INFO] [stderr]   --> src/c1.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     pub fn new() -> Self {
[INFO] [stderr] 63 | |         Self {
[INFO] [stderr] 64 | |             root: None
[INFO] [stderr] 65 | |         }
[INFO] [stderr] 66 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 57 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/c2.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |     if rest.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `rest.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: you should consider deriving a `Default` implementation for `c1::BinarySearchTree`
[INFO] [stderr]   --> src/c1.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     pub fn new() -> Self {
[INFO] [stderr] 63 | |         Self {
[INFO] [stderr] 64 | |             root: None
[INFO] [stderr] 65 | |         }
[INFO] [stderr] 66 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 57 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/c2.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |     if rest.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `rest.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]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "10fcee9976a405082d186d9991af891c1ff2513c4cc692b8a23981a4e925494c"`
[INFO] running `"docker" "rm" "-f" "10fcee9976a405082d186d9991af891c1ff2513c4cc692b8a23981a4e925494c"`
[INFO] [stdout] 10fcee9976a405082d186d9991af891c1ff2513c4cc692b8a23981a4e925494c