[INFO] updating cached repository Beskhue/advent-of-code-2017
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Beskhue/advent-of-code-2017
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Beskhue/advent-of-code-2017" "work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2017"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Beskhue/advent-of-code-2017" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2017"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0252981713d6b1c7fb04ff979a5011290892ba12
[INFO] sha for GitHub repo Beskhue/advent-of-code-2017: 0252981713d6b1c7fb04ff979a5011290892ba12
[INFO] validating manifest of Beskhue/advent-of-code-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 Beskhue/advent-of-code-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 Beskhue/advent-of-code-2017
[INFO] finished frobbing Beskhue/advent-of-code-2017
[INFO] frobbed toml for Beskhue/advent-of-code-2017 written to work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2017/Cargo.toml
[INFO] started frobbing Beskhue/advent-of-code-2017
[INFO] finished frobbing Beskhue/advent-of-code-2017
[INFO] frobbed toml for Beskhue/advent-of-code-2017 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2017/Cargo.toml
[INFO] crate Beskhue/advent-of-code-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 Beskhue/advent-of-code-2017 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-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" "-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] 2cc2a8711ae469e7a343f38255e0e63bfa8e069b8ec2b1a08b6ac390b08056ce
[INFO] running `"docker" "start" "-a" "2cc2a8711ae469e7a343f38255e0e63bfa8e069b8ec2b1a08b6ac390b08056ce"`
[INFO] [stderr]     Checking ordermap v0.3.2
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking advent_of_code_2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december05.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn num_steps_to_exit(instructions: &Vec<i32>, next_offset: fn(i32) -> i32) -> i32 {
[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] 14 | fn num_steps_to_exit(instructions: &[i32], next_offset: fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                                    ^^^^^^
[INFO] [stderr] help: change `instructions.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut instructions_copy = instructions.to_owned();
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december05.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december08.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let instrs: Vec<&str> = line.split(" ").collect();
[INFO] [stderr]    |                                            ^^^ help: try using a char instead: `' '`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/december08.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let test_register = registers.entry(instrs[4].to_string()).or_insert(0).clone();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*registers.entry(instrs[4].to_string()).or_insert(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december08.rs:10:38
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let instrs: Vec<&str> = line.split(" ").collect();
[INFO] [stderr]    |                                            ^^^ help: try using a char instead: `' '`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/december08.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let test_register = registers.entry(instrs[4].to_string()).or_insert(0).clone();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*registers.entry(instrs[4].to_string()).or_insert(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december04.rs:14:35
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn count_valid_passphrases(lines: &Vec<String>, anagrams_allowed: bool) -> i32
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: change this to: `&[String]`
[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] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december04.rs:19:61
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut passphrase: Vec<String> = line.trim().split(" ").map(|s| s.to_owned()).collect();
[INFO] [stderr]    |                                                             ^^^ help: try using a char instead: `' '`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december06.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn redistribute_once(memory: &Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |                              ^^^^^^^^^ help: change this to: `&[i32]`
[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] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/december06.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |     if memory.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `memory.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: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december06.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut new_memory: Vec<i32> = memory.iter().cloned().collect();
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december06.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december06.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let memory: Vec<i32> = lines[0].trim().split("\t").map(|num| num.parse::<i32>().unwrap()).collect();
[INFO] [stderr]    |                                                  ^^^^ help: try using a char instead: `'\t'`
[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: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december06.rs:77:64
[INFO] [stderr]    |
[INFO] [stderr] 77 |     println!("Part 1: {:#?}", redistribute_until_loop_detected(memory.iter().cloned().collect(), false));
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/december03.rs:152:62
[INFO] [stderr]     |
[INFO] [stderr] 152 |     println!("Part 1: {:#?}", calc_steps_to_port_brute_force(265149));
[INFO] [stderr]     |                                                              ^^^^^^ help: consider: `265_149`
[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/december03.rs:153:68
[INFO] [stderr]     |
[INFO] [stderr] 153 |     println!("Part 2: {:#?}", find_first_written_value_larger_than(265149));
[INFO] [stderr]     |                                                                    ^^^^^^ help: consider: `265_149`
[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: variable `cur_location` is assigned to, but never used
[INFO] [stderr]   --> src/december03.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut cur_location = 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_cur_location` instead
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december03.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december04.rs:14:35
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn count_valid_passphrases(lines: &Vec<String>, anagrams_allowed: bool) -> i32
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: change this to: `&[String]`
[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] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december04.rs:19:61
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut passphrase: Vec<String> = line.trim().split(" ").map(|s| s.to_owned()).collect();
[INFO] [stderr]    |                                                             ^^^ help: try using a char instead: `' '`
[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: long literal lacking separators
[INFO] [stderr]    --> src/december03.rs:152:62
[INFO] [stderr]     |
[INFO] [stderr] 152 |     println!("Part 1: {:#?}", calc_steps_to_port_brute_force(265149));
[INFO] [stderr]     |                                                              ^^^^^^ help: consider: `265_149`
[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/december03.rs:153:68
[INFO] [stderr]     |
[INFO] [stderr] 153 |     println!("Part 2: {:#?}", find_first_written_value_larger_than(265149));
[INFO] [stderr]     |                                                                    ^^^^^^ help: consider: `265_149`
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/december02.rs:17:59
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let nums: Result<Vec<i32>, _> = line.trim().split("\t").map(str::parse).collect();
[INFO] [stderr]    |                                                           ^^^^ help: try using a char instead: `'\t'`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december02.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn calc_checksum(spreadsheet: &Vec<Vec<i32>>) -> i32
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^ help: change this to: `&[Vec<i32>]`
[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] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december02.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn calc_evenly_divisible_numbers(spreadsheet: &Vec<Vec<i32>>) -> i32
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: change this to: `&[Vec<i32>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december02.rs:17:59
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let nums: Result<Vec<i32>, _> = line.trim().split("\t").map(str::parse).collect();
[INFO] [stderr]    |                                                           ^^^^ help: try using a char instead: `'\t'`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december02.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn calc_checksum(spreadsheet: &Vec<Vec<i32>>) -> i32
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^ help: change this to: `&[Vec<i32>]`
[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] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december02.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn calc_evenly_divisible_numbers(spreadsheet: &Vec<Vec<i32>>) -> i32
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: change this to: `&[Vec<i32>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december06.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn redistribute_once(memory: &Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |                              ^^^^^^^^^ help: change this to: `&[i32]`
[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] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/december06.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |     if memory.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `memory.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: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december06.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut new_memory: Vec<i32> = memory.iter().cloned().collect();
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december06.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/december06.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let memory: Vec<i32> = lines[0].trim().split("\t").map(|num| num.parse::<i32>().unwrap()).collect();
[INFO] [stderr]    |                                                  ^^^^ help: try using a char instead: `'\t'`
[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: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december06.rs:77:64
[INFO] [stderr]    |
[INFO] [stderr] 77 |     println!("Part 1: {:#?}", redistribute_until_loop_detected(memory.iter().cloned().collect(), false));
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cur_location` is assigned to, but never used
[INFO] [stderr]   --> src/december03.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut cur_location = 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_cur_location` instead
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december03.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/december05.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn num_steps_to_exit(instructions: &Vec<i32>, next_offset: fn(i32) -> i32) -> i32 {
[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] 14 | fn num_steps_to_exit(instructions: &[i32], next_offset: fn(i32) -> i32) -> i32 {
[INFO] [stderr]    |                                    ^^^^^^
[INFO] [stderr] help: change `instructions.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut instructions_copy = instructions.to_owned();
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/december05.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(while_true)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december07.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 matches[2..].iter().cloned().collect::<Vec<String>>() // Adjacencies
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> src/december07.rs:95:50
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let correct_weight = normal_weight - (&graph[neighbor_node_id].total_weight - &graph[neighbor_node_id].weight);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let correct_weight = normal_weight - (graph[neighbor_node_id].total_weight - graph[neighbor_node_id].weight);
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: called `cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stderr]   --> src/december07.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 matches[2..].iter().cloned().collect::<Vec<String>>() // Adjacencies
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_cloned_collect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> src/december07.rs:95:50
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let correct_weight = normal_weight - (&graph[neighbor_node_id].total_weight - &graph[neighbor_node_id].weight);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let correct_weight = normal_weight - (graph[neighbor_node_id].total_weight - graph[neighbor_node_id].weight);
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `"docker" "inspect" "2cc2a8711ae469e7a343f38255e0e63bfa8e069b8ec2b1a08b6ac390b08056ce"`
[INFO] running `"docker" "rm" "-f" "2cc2a8711ae469e7a343f38255e0e63bfa8e069b8ec2b1a08b6ac390b08056ce"`
[INFO] [stdout] 2cc2a8711ae469e7a343f38255e0e63bfa8e069b8ec2b1a08b6ac390b08056ce