[INFO] updating cached repository nikofil/advent-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nikofil/advent-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nikofil/advent-rust" "work/ex/clippy-test-run/sources/stable/gh/nikofil/advent-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/nikofil/advent-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nikofil/advent-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nikofil/advent-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nikofil/advent-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 77ec9a33cfabda916d275dacace91a987b8e3b38
[INFO] sha for GitHub repo nikofil/advent-rust: 77ec9a33cfabda916d275dacace91a987b8e3b38
[INFO] validating manifest of nikofil/advent-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 nikofil/advent-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 nikofil/advent-rust
[INFO] finished frobbing nikofil/advent-rust
[INFO] frobbed toml for nikofil/advent-rust written to work/ex/clippy-test-run/sources/stable/gh/nikofil/advent-rust/Cargo.toml
[INFO] started frobbing nikofil/advent-rust
[INFO] finished frobbing nikofil/advent-rust
[INFO] frobbed toml for nikofil/advent-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nikofil/advent-rust/Cargo.toml
[INFO] crate nikofil/advent-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 nikofil/advent-rust 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/gh/nikofil/advent-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] fb4f94f96ad92af47e748ceaef0d0204245735b2ccc324590c2bf6294fd9eaf3
[INFO] running `"docker" "start" "-a" "fb4f94f96ad92af47e748ceaef0d0204245735b2ccc324590c2bf6294fd9eaf3"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking advent-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]  --> src/lib.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     if buf.len() > 0 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!buf.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/lib.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     if buf.len() > 0 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!buf.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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_2.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (_, x, y, z) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_2.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (_, x, y, z) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]   --> src/bin/day7_2.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let ln = s.split(' ' as char).collect::<Vec<&str>>();
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day7_2.rs:12:68
[INFO] [stderr]    |
[INFO] [stderr] 12 |         req.entry(ln[7].to_string().chars().next().unwrap() as u8).or_insert(Vec::new()).push(ln[1].to_string().chars().next().unwrap() as u8);
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_2.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let l = ('A' as u8..='Z' as u8).filter(
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'A'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_2.rs:15:30
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let l = ('A' as u8..='Z' as u8).filter(
[INFO] [stderr]    |                              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'Z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/bin/day7_2.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |         busy[i] = cur + l as u32 - 'A' as u32 + 61;
[INFO] [stderr]    |                         ^^^^^^^^ help: try: `u32::from(l)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]   --> src/bin/day7_1.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let ln = s.split(' ' as char).collect::<Vec<&str>>();
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day7_1.rs:11:68
[INFO] [stderr]    |
[INFO] [stderr] 11 |         req.entry(ln[7].to_string().chars().next().unwrap() as u8).or_insert(Vec::new()).push(ln[1].to_string().chars().next().unwrap() as u8);
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_1.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for l in 'A' as u8..='Z' as u8 {
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'A'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_1.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for l in 'A' as u8..='Z' as u8 {
[INFO] [stderr]    |                              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'Z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day6_1.rs:21:36
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     sc[vv[0].0] = -99999999;
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `99_999_999`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day6_1.rs:21:36
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     sc[vv[0].0] = -99999999;
[INFO] [stderr]    |                                    ^^^^^^^^ help: consider: `99_999_999`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day4_1.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |             guards.entry(cur).or_insert(Vec::new());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_1.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             guards.get_mut(&cur).map(|x| x.push((curmin, lastmin)));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: try this: `if let Some(x) = guards.get_mut(&cur) { x.push((curmin, lastmin)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_1.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |        guards.get(best).map(|b| {
[INFO] [stderr]    |   _____^
[INFO] [stderr]    |  |_____|
[INFO] [stderr]    | ||
[INFO] [stderr] 31 | ||         let mut mins = [0; 60];
[INFO] [stderr] 32 | ||         for (f, t) in b {
[INFO] [stderr] 33 | ||             for x in *f..*t {
[INFO] [stderr] ...  ||
[INFO] [stderr] 43 | ||         println!("{}", best * min);
[INFO] [stderr] 44 | ||     });
[INFO] [stderr]    | ||______^- help: try this: `if let Some(b) = guards.get(best) { ... }`
[INFO] [stderr]    | |_______|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]  --> src/bin/day6_1.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let c = s.split(',' as char).map(|x| x.trim().parse::<i32>().unwrap() as i32).collect::<Vec<i32>>();
[INFO] [stderr]   |                         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]  --> src/bin/day6_1.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let c = s.split(',' as char).map(|x| x.trim().parse::<i32>().unwrap() as i32).collect::<Vec<i32>>();
[INFO] [stderr]   |                         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day12_2.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |         fres += df * (50000000000-200);
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: consider: `50_000_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day4_1.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |             guards.entry(cur).or_insert(Vec::new());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_1.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             guards.get_mut(&cur).map(|x| x.push((curmin, lastmin)));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: try this: `if let Some(x) = guards.get_mut(&cur) { x.push((curmin, lastmin)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_1.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |        guards.get(best).map(|b| {
[INFO] [stderr]    |   _____^
[INFO] [stderr]    |  |_____|
[INFO] [stderr]    | ||
[INFO] [stderr] 31 | ||         let mut mins = [0; 60];
[INFO] [stderr] 32 | ||         for (f, t) in b {
[INFO] [stderr] 33 | ||             for x in *f..*t {
[INFO] [stderr] ...  ||
[INFO] [stderr] 43 | ||         println!("{}", best * min);
[INFO] [stderr] 44 | ||     });
[INFO] [stderr]    | ||______^- help: try this: `if let Some(b) = guards.get(best) { ... }`
[INFO] [stderr]    | |_______|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day3_1.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |     v.extend((0..4000000).map(|_| 0));
[INFO] [stderr]    |                  ^^^^^^^ help: consider: `4_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]   --> src/bin/day7_2.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let ln = s.split(' ' as char).collect::<Vec<&str>>();
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day7_2.rs:12:68
[INFO] [stderr]    |
[INFO] [stderr] 12 |         req.entry(ln[7].to_string().chars().next().unwrap() as u8).or_insert(Vec::new()).push(ln[1].to_string().chars().next().unwrap() as u8);
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_2.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let l = ('A' as u8..='Z' as u8).filter(
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'A'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_2.rs:15:30
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let l = ('A' as u8..='Z' as u8).filter(
[INFO] [stderr]    |                              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'Z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/bin/day7_2.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |         busy[i] = cur + l as u32 - 'A' as u32 + 61;
[INFO] [stderr]    |                         ^^^^^^^^ help: try: `u32::from(l)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day1_1.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |         c += if x.as_bytes()[0] == '+' as u8 {
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'+'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `v`.
[INFO] [stderr]   --> src/bin/day8_1.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..m {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for <item> in v.iter().take(m) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]   --> src/bin/day7_1.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let ln = s.split(' ' as char).collect::<Vec<&str>>();
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day7_1.rs:11:68
[INFO] [stderr]    |
[INFO] [stderr] 11 |         req.entry(ln[7].to_string().chars().next().unwrap() as u8).or_insert(Vec::new()).push(ln[1].to_string().chars().next().unwrap() as u8);
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_1.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for l in 'A' as u8..='Z' as u8 {
[INFO] [stderr]    |                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'A'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day7_1.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for l in 'A' as u8..='Z' as u8 {
[INFO] [stderr]    |                              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'Z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day1_2.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 |         v.push(if x.as_bytes()[0] == '+' as u8 {
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'+'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day3_2.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |     v.extend((0..4000000).map(|_| 0));
[INFO] [stderr]    |                  ^^^^^^^ help: consider: `4_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_1.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let (_, x, y) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day5_2.rs:25:14
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let m = ('a' as u8..='z' as u8).map(|c: u8|
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'a'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day5_2.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let m = ('a' as u8..='z' as u8).map(|c: u8|
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `v`.
[INFO] [stderr]   --> src/bin/day8_2.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..m {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for <item> in v.iter().take(m) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/bin/day8_2.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |         if c.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `c.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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day1_1.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |         c += if x.as_bytes()[0] == '+' as u8 {
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'+'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day4_2.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |             guards.entry(cur).or_insert(Vec::new());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_2.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             guards.get_mut(&cur).map(|x| x.push((curmin, lastmin)));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: try this: `if let Some(x) = guards.get_mut(&cur) { x.push((curmin, lastmin)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day10_1.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr]   --> src/bin/day3_2.rs:15:18
[INFO] [stderr] 17 |     let mut min = 999999999;
[INFO] [stderr]    |
[INFO] [stderr]    |                   ^^^^^^^^^ help: consider: `999_999_999`
[INFO] [stderr] 15 |     v.extend((0..4000000).map(|_| 0));
[INFO] [stderr]    |                  ^^^^^^^ help: consider: `4_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]   --> src/bin/day4_2.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |             guards.entry(cur).or_insert(Vec::new());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(Vec::new)`
[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: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/bin/day4_2.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             guards.get_mut(&cur).map(|x| x.push((curmin, lastmin)));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: try this: `if let Some(x) = guards.get_mut(&cur) { x.push((curmin, lastmin)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]  --> src/bin/day6_2.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let c = s.split(',' as char).map(|x| x.trim().parse::<i32>().unwrap() as i32).collect::<Vec<i32>>();
[INFO] [stderr]   |                         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `v`.
[INFO] [stderr]   --> src/bin/day8_1.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..m {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for <item> in v.iter().take(m) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day10_2.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut min = 999999999;
[INFO] [stderr]    |                   ^^^^^^^^^ help: consider: `999_999_999`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day3_1.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |     v.extend((0..4000000).map(|_| 0));
[INFO] [stderr]    |                  ^^^^^^^ help: consider: `4_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day1_2.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 |         v.push(if x.as_bytes()[0] == '+' as u8 {
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'+'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day5_2.rs:25:14
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let m = ('a' as u8..='z' as u8).map(|c: u8|
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'a'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/bin/day5_2.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let m = ('a' as u8..='z' as u8).map(|c: u8|
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting to the same type is unnecessary (`char` -> `char`)
[INFO] [stderr]  --> src/bin/day6_2.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let c = s.split(',' as char).map(|x| x.trim().parse::<i32>().unwrap() as i32).collect::<Vec<i32>>();
[INFO] [stderr]   |                         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_cast)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_2.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (_, x, y, z) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_2.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (_, x, y, z) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/bin/day11_1.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let (_, x, y) = r.iter().max_by(|(v1, ..), (v2, ..)| v1.cmp(v2)).unwrap();
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `v`.
[INFO] [stderr]   --> src/bin/day8_2.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..m {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for <item> in v.iter().take(m) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/bin/day8_2.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |         if c.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `c.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: long literal lacking separators
[INFO] [stderr]   --> src/bin/day12_2.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |         fres += df * (50000000000-200);
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: consider: `50_000_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day10_2.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut min = 999999999;
[INFO] [stderr]    |                   ^^^^^^^^^ help: consider: `999_999_999`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/bin/day10_1.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut min = 999999999;
[INFO] [stderr]    |                   ^^^^^^^^^ help: consider: `999_999_999`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `"docker" "inspect" "fb4f94f96ad92af47e748ceaef0d0204245735b2ccc324590c2bf6294fd9eaf3"`
[INFO] running `"docker" "rm" "-f" "fb4f94f96ad92af47e748ceaef0d0204245735b2ccc324590c2bf6294fd9eaf3"`
[INFO] [stdout] fb4f94f96ad92af47e748ceaef0d0204245735b2ccc324590c2bf6294fd9eaf3