[INFO] updating cached repository aickin/rust_advent_2017
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aickin/rust_advent_2017
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aickin/rust_advent_2017" "work/ex/clippy-test-run/sources/stable/gh/aickin/rust_advent_2017"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/aickin/rust_advent_2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aickin/rust_advent_2017" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aickin/rust_advent_2017"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aickin/rust_advent_2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f650a628520f93877fafc9b06cf7eab1e7f97e0
[INFO] sha for GitHub repo aickin/rust_advent_2017: 5f650a628520f93877fafc9b06cf7eab1e7f97e0
[INFO] validating manifest of aickin/rust_advent_2017 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 aickin/rust_advent_2017 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 aickin/rust_advent_2017
[INFO] finished frobbing aickin/rust_advent_2017
[INFO] frobbed toml for aickin/rust_advent_2017 written to work/ex/clippy-test-run/sources/stable/gh/aickin/rust_advent_2017/Cargo.toml
[INFO] started frobbing aickin/rust_advent_2017
[INFO] finished frobbing aickin/rust_advent_2017
[INFO] frobbed toml for aickin/rust_advent_2017 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aickin/rust_advent_2017/Cargo.toml
[INFO] crate aickin/rust_advent_2017 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 aickin/rust_advent_2017 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-3/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/aickin/rust_advent_2017:/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] 6945c296dd7299a6bf702981291f575eae28a565010521272866d6f2b8757ca6
[INFO] running `"docker" "start" "-a" "6945c296dd7299a6bf702981291f575eae28a565010521272866d6f2b8757ca6"`
[INFO] [stderr]     Checking rust_advent_2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]  --> src/day2.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |       .fold(9999999, |value, num| { if num < value { num } else { value }});
[INFO] [stderr]   |             ^^^^^^^ help: consider: `9_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: unused import: `std::slice::Iter`
[INFO] [stderr]  --> src/day3.rs:2:6
[INFO] [stderr]   |
[INFO] [stderr] 2 |  use std::slice::Iter;
[INFO] [stderr]   |      ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/day3.rs:140:48
[INFO] [stderr]     |
[INFO] [stderr] 140 |   fn set(&mut self, point: &Point, value: i32) -> () {
[INFO] [stderr]     |                                                ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/day3.rs:155:3
[INFO] [stderr]     |
[INFO] [stderr] 155 |   return point.unwrap().distance(&Point { x: 0, y: 0 });
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `point.unwrap().distance(&Point { x: 0, y: 0 })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/day3.rs:148:21
[INFO] [stderr]     |
[INFO] [stderr] 148 |   let destination = 347991;
[INFO] [stderr]     |                     ^^^^^^ help: consider: `347_991`
[INFO] [stderr]     |
[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/day3.rs:163:22
[INFO] [stderr]     |
[INFO] [stderr] 163 |   while last_value < 347991 {
[INFO] [stderr]     |                      ^^^^^^ help: consider: `347_991`
[INFO] [stderr]     |
[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/day2.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |       .fold(9999999, |value, num| { if num < value { num } else { value }});
[INFO] [stderr]   |             ^^^^^^^ help: consider: `9_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: unused import: `std::slice::Iter`
[INFO] [stderr]  --> src/day3.rs:2:6
[INFO] [stderr]   |
[INFO] [stderr] 2 |  use std::slice::Iter;
[INFO] [stderr]   |      ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> src/day3.rs:140:48
[INFO] [stderr]     |
[INFO] [stderr] 140 |   fn set(&mut self, point: &Point, value: i32) -> () {
[INFO] [stderr]     |                                                ^^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/day3.rs:155:3
[INFO] [stderr]     |
[INFO] [stderr] 155 |   return point.unwrap().distance(&Point { x: 0, y: 0 });
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `point.unwrap().distance(&Point { x: 0, y: 0 })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/day3.rs:148:21
[INFO] [stderr]     |
[INFO] [stderr] 148 |   let destination = 347991;
[INFO] [stderr]     |                     ^^^^^^ help: consider: `347_991`
[INFO] [stderr]     |
[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/day3.rs:163:22
[INFO] [stderr]     |
[INFO] [stderr] 163 |   while last_value < 347991 {
[INFO] [stderr]     |                      ^^^^^^ help: consider: `347_991`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/day2.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     0
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/day2.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     0
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/day1.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     if char == chars.get(opposite_index).unwrap() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `chars[opposite_index]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day1.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |       total = total + digit.parse::<i32>().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += digit.parse::<i32>().unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/day1.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     if char == chars.get(opposite_index).unwrap() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `chars[opposite_index]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day1.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 |       total = total + digit.parse::<i32>().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += digit.parse::<i32>().unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]  --> src/day2.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]   |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]  --> src/day2.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stderr]   |             ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]   --> src/day2.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day2.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]    |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]   --> src/day2.rs:19:55
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let vec : Vec<i32> = line.split_whitespace().map(|strValue| { strValue.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/day3.rs:107:7
[INFO] [stderr]     |
[INFO] [stderr] 107 |       self.travelled_since_last_turn = self.travelled_since_last_turn + 1;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.travelled_since_last_turn += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/day3.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             self.side_length = self.side_length + 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.side_length += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/day3.rs:141:48
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let inner_map = self.values.entry(point.x).or_insert(HashMap::new());
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(HashMap::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: single-character string constant used as pattern
[INFO] [stderr]  --> src/day4.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]   |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/day4.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     match has_repeat {
[INFO] [stderr] 14 | |       true => total,
[INFO] [stderr] 15 | |       false => total + 1,
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^ help: consider using an if/else expression: `if has_repeat { total } else { total + 1 }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day4.rs:21:14
[INFO] [stderr]    |
[INFO] [stderr] 21 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]    |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/day4.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     match has_repeat {
[INFO] [stderr] 32 | |       true => total,
[INFO] [stderr] 33 | |       false => total + 1,
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^ help: consider using an if/else expression: `if has_repeat { total } else { total + 1 }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]  --> src/day5.rs:6:39
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let mut vec : Vec<i32> = DATA.split("\n").map(|n| { n.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]   |                                       ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |       *value = *value + 1;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     steps = steps + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: replace it with: `steps += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day5.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |   let mut vec : Vec<i32> = DATA.split("\n").map(|n| { n.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]    |                                       ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         *value = *value - 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         *value = *value + 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     steps = steps + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: replace it with: `steps += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/day1.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     if char == chars.get(opposite_index).unwrap() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `chars[opposite_index]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day1.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |       total = total + digit.parse::<i32>().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += digit.parse::<i32>().unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/day1.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     if char == chars.get(opposite_index).unwrap() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `chars[opposite_index]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day1.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 |       total = total + digit.parse::<i32>().unwrap();
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `total += digit.parse::<i32>().unwrap()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]  --> src/day2.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]   |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]  --> src/day2.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stderr]   |             ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]   --> src/day2.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day2.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]    |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: variable `strValue` should have a snake case name such as `str_value`
[INFO] [stderr]   --> src/day2.rs:19:55
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let vec : Vec<i32> = line.split_whitespace().map(|strValue| { strValue.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/day3.rs:107:7
[INFO] [stderr]     |
[INFO] [stderr] 107 |       self.travelled_since_last_turn = self.travelled_since_last_turn + 1;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.travelled_since_last_turn += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/day3.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             self.side_length = self.side_length + 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.side_length += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: use of `or_insert` followed by a function call
[INFO] [stderr]    --> src/day3.rs:141:48
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let inner_map = self.values.entry(point.x).or_insert(HashMap::new());
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `or_insert_with(HashMap::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: single-character string constant used as pattern
[INFO] [stderr]  --> src/day4.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]   |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/day4.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     match has_repeat {
[INFO] [stderr] 14 | |       true => total,
[INFO] [stderr] 15 | |       false => total + 1,
[INFO] [stderr] 16 | |     }
[INFO] [stderr]    | |_____^ help: consider using an if/else expression: `if has_repeat { total } else { total + 1 }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day4.rs:21:14
[INFO] [stderr]    |
[INFO] [stderr] 21 |   DATA.split("\n").fold(0, |total, line| {
[INFO] [stderr]    |              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/day4.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     match has_repeat {
[INFO] [stderr] 32 | |       true => total,
[INFO] [stderr] 33 | |       false => total + 1,
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^ help: consider using an if/else expression: `if has_repeat { total } else { total + 1 }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]  --> src/day5.rs:6:39
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let mut vec : Vec<i32> = DATA.split("\n").map(|n| { n.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]   |                                       ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |       *value = *value + 1;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     steps = steps + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: replace it with: `steps += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/day5.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |   let mut vec : Vec<i32> = DATA.split("\n").map(|n| { n.parse::<i32>().unwrap() }).collect();
[INFO] [stderr]    |                                       ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         *value = *value - 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         *value = *value + 1;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `*value += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/day5.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     steps = steps + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: replace it with: `steps += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "6945c296dd7299a6bf702981291f575eae28a565010521272866d6f2b8757ca6"`
[INFO] running `"docker" "rm" "-f" "6945c296dd7299a6bf702981291f575eae28a565010521272866d6f2b8757ca6"`
[INFO] [stdout] 6945c296dd7299a6bf702981291f575eae28a565010521272866d6f2b8757ca6