[INFO] updating cached repository hazeycode/lee
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hazeycode/lee
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hazeycode/lee" "work/ex/clippy-test-run/sources/stable/gh/hazeycode/lee"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/hazeycode/lee'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hazeycode/lee" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hazeycode/lee"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hazeycode/lee'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1b2bf7035933df0d7a18ddc5594478dfb3f0e91e
[INFO] sha for GitHub repo hazeycode/lee: 1b2bf7035933df0d7a18ddc5594478dfb3f0e91e
[INFO] validating manifest of hazeycode/lee 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 hazeycode/lee 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 hazeycode/lee
[INFO] finished frobbing hazeycode/lee
[INFO] frobbed toml for hazeycode/lee written to work/ex/clippy-test-run/sources/stable/gh/hazeycode/lee/Cargo.toml
[INFO] started frobbing hazeycode/lee
[INFO] finished frobbing hazeycode/lee
[INFO] frobbed toml for hazeycode/lee written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hazeycode/lee/Cargo.toml
[INFO] crate hazeycode/lee 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 hazeycode/lee 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-4/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/hazeycode/lee:/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] 110e608fa294a6e81b80a93bc7f5b2f01613f851b09658f8beee7d5ff3bc796f
[INFO] running `"docker" "start" "-a" "110e608fa294a6e81b80a93bc7f5b2f01613f851b09658f8beee7d5ff3bc796f"`
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking lee v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]   --> src/expr.rs:50:40
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 while let Some(next) = iter.next() {
[INFO] [stderr]    |                                        ^^^^^^^^^^^ help: try: `for next in iter { .. }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/env.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |                             if x.len() == 0 && y.len() == 0 {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `x.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: length comparison to zero
[INFO] [stderr]   --> src/env.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |                             if x.len() == 0 && y.len() == 0 {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `y.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]   --> src/lex.rs:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 |     while let Some(c) = chars.next() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try: `for c in chars { .. }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/lex.rs:115:25
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn tokenise(string: &String) -> Option<Token> {
[INFO] [stderr]     |                         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn tokenise(string: &str) -> Option<Token> {
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr] help: change `string.as_str()` to
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 match string {
[INFO] [stderr]     |                       ^^^^^^
[INFO] [stderr] help: change `string.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     _ => Some(Token::Symbol(string.to_string()))
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: change `string.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 130 |             Some(_) => Some(Token::Symbol(string.to_string())),
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]   --> src/expr.rs:50:40
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 while let Some(next) = iter.next() {
[INFO] [stderr]    |                                        ^^^^^^^^^^^ help: try: `for next in iter { .. }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/env.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |                             if x.len() == 0 && y.len() == 0 {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `x.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: length comparison to zero
[INFO] [stderr]   --> src/env.rs:23:48
[INFO] [stderr]    |
[INFO] [stderr] 23 |                             if x.len() == 0 && y.len() == 0 {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `y.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]   --> src/lex.rs:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 |     while let Some(c) = chars.next() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: try: `for c in chars { .. }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/lex.rs:115:25
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn tokenise(string: &String) -> Option<Token> {
[INFO] [stderr]     |                         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn tokenise(string: &str) -> Option<Token> {
[INFO] [stderr]     |                         ^^^^
[INFO] [stderr] help: change `string.as_str()` to
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 match string {
[INFO] [stderr]     |                       ^^^^^^
[INFO] [stderr] help: change `string.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     _ => Some(Token::Symbol(string.to_string()))
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: change `string.clone()` to
[INFO] [stderr]     |
[INFO] [stderr] 130 |             Some(_) => Some(Token::Symbol(string.to_string())),
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/main.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 |     const HISTORY_PATH: &'static str = "./repl-input.txt";
[INFO] [stderr]   |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/main.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 |     const HISTORY_PATH: &'static str = "./repl-input.txt";
[INFO] [stderr]   |                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `"docker" "inspect" "110e608fa294a6e81b80a93bc7f5b2f01613f851b09658f8beee7d5ff3bc796f"`
[INFO] running `"docker" "rm" "-f" "110e608fa294a6e81b80a93bc7f5b2f01613f851b09658f8beee7d5ff3bc796f"`
[INFO] [stdout] 110e608fa294a6e81b80a93bc7f5b2f01613f851b09658f8beee7d5ff3bc796f