[INFO] updating cached repository 4lex1v/linked_list_in_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/4lex1v/linked_list_in_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/4lex1v/linked_list_in_rust" "work/ex/clippy-test-run/sources/stable/gh/4lex1v/linked_list_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/4lex1v/linked_list_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/4lex1v/linked_list_in_rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/4lex1v/linked_list_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/4lex1v/linked_list_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2e55d911ee6accf67064a5b3170f25596727510
[INFO] sha for GitHub repo 4lex1v/linked_list_in_rust: d2e55d911ee6accf67064a5b3170f25596727510
[INFO] validating manifest of 4lex1v/linked_list_in_rust 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 4lex1v/linked_list_in_rust 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 4lex1v/linked_list_in_rust
[INFO] finished frobbing 4lex1v/linked_list_in_rust
[INFO] frobbed toml for 4lex1v/linked_list_in_rust written to work/ex/clippy-test-run/sources/stable/gh/4lex1v/linked_list_in_rust/Cargo.toml
[INFO] started frobbing 4lex1v/linked_list_in_rust
[INFO] finished frobbing 4lex1v/linked_list_in_rust
[INFO] frobbed toml for 4lex1v/linked_list_in_rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/4lex1v/linked_list_in_rust/Cargo.toml
[INFO] crate 4lex1v/linked_list_in_rust 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 4lex1v/linked_list_in_rust 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/gh/4lex1v/linked_list_in_rust:/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] 9666cffc42b9ad0bea1f354b1596d5c199d039a82599d485d87b44ad5b6002b3
[INFO] running `"docker" "start" "-a" "9666cffc42b9ad0bea1f354b1596d5c199d039a82599d485d87b44ad5b6002b3"`
[INFO] [stderr]     Checking rusty_lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/first.rs:60:7
[INFO] [stderr]    |
[INFO] [stderr] 60 |       elem: elem,
[INFO] [stderr]    |       ^^^^^^^^^^ help: replace it with: `elem`
[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/first.rs:60:7
[INFO] [stderr]    |
[INFO] [stderr] 60 |       elem: elem,
[INFO] [stderr]    |       ^^^^^^^^^^ help: replace it with: `elem`
[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 adding a `Default` implementation for `first::List`
[INFO] [stderr]   --> src/first.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | /   pub fn new () -> Self {
[INFO] [stderr] 55 | |     List { head: Link::Empty }
[INFO] [stderr] 56 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl Default for first::List {
[INFO] [stderr] 54 |     fn default() -> Self {
[INFO] [stderr] 55 |         Self::new()
[INFO] [stderr] 56 |     }
[INFO] [stderr] 57 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `first::List`
[INFO] [stderr]   --> src/first.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | /   pub fn new () -> Self {
[INFO] [stderr] 55 | |     List { head: Link::Empty }
[INFO] [stderr] 56 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl Default for first::List {
[INFO] [stderr] 54 |     fn default() -> Self {
[INFO] [stderr] 55 |         Self::new()
[INFO] [stderr] 56 |     }
[INFO] [stderr] 57 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "9666cffc42b9ad0bea1f354b1596d5c199d039a82599d485d87b44ad5b6002b3"`
[INFO] running `"docker" "rm" "-f" "9666cffc42b9ad0bea1f354b1596d5c199d039a82599d485d87b44ad5b6002b3"`
[INFO] [stdout] 9666cffc42b9ad0bea1f354b1596d5c199d039a82599d485d87b44ad5b6002b3