[INFO] cloning repository https://github.com/reedspool/aoc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reedspool/aoc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freedspool%2Faoc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freedspool%2Faoc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 657c9765b72ea5e2b30b032d6eb203d89f1803ff
[INFO] testing reedspool/aoc-rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freedspool%2Faoc-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reedspool/aoc-rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reedspool/aoc-rust
[INFO] finished tweaking git repo https://github.com/reedspool/aoc-rust
[INFO] tweaked toml for git repo https://github.com/reedspool/aoc-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/reedspool/aoc-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00a62aa289a2782498b903091071e03ee6d876e1386ee7db3ba4e8ee337cf254
[INFO] running `Command { std: "docker" "start" "-a" "00a62aa289a2782498b903091071e03ee6d876e1386ee7db3ba4e8ee337cf254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00a62aa289a2782498b903091071e03ee6d876e1386ee7db3ba4e8ee337cf254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a62aa289a2782498b903091071e03ee6d876e1386ee7db3ba4e8ee337cf254", kill_on_drop: false }`
[INFO] [stdout] 00a62aa289a2782498b903091071e03ee6d876e1386ee7db3ba4e8ee337cf254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbe37606b571939c6050c7a22b7496826c615ba47d7f4155293f85c6110592c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cbe37606b571939c6050c7a22b7496826c615ba47d7f4155293f85c6110592c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling rust-advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OpCode`
[INFO] [stdout]  --> src/intcode_interpreter.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::intcode_interpreter::operation::{OpCode, Operation};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 78 +                 let output_location = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 89 +                 let output = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/intcode_interpreter/operation.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ) -> (i32) {
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -     ) -> (i32) {
[INFO] [stdout] 153 +     ) -> i32 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::advent_utilities::read_input`
[INFO] [stdout]   --> src/aoc_2015/challenge_1.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use crate::advent_utilities::read_input;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `directions` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum directions {
[INFO] [stdout]   |      ^^^^^^^^^^ help: convert the identifier to upper camel case: `Directions`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `forward` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     forward,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Forward`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `up` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up,
[INFO] [stdout]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `down` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     down
[INFO] [stdout]   |     ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/aoc_2021/challenge_4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OpCode`
[INFO] [stdout]  --> src/intcode_interpreter.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::intcode_interpreter::operation::{OpCode, Operation};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 78 +                 let output_location = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 89 +                 let output = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/intcode_interpreter/operation.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ) -> (i32) {
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -     ) -> (i32) {
[INFO] [stdout] 153 +     ) -> i32 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_location`
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut program = Program::parse(input);
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/aoc_2021/challenge_4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_location`
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_string`
[INFO] [stdout]  --> src/aoc_2019/challenge_4.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut current_string: &str;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_string`
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut current_string: &str;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |     for (index, byte) in oxygen_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 |     for (index, byte) in co2_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let mut current_string = &current.to_string();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut current_string = &current.to_string();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/aoc_2021/challenge_3.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut num_bits = lines[0].len();
[INFO] [stdout]   |         ----^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut lines = input.trim().split("\n");
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut lines_vec = lines.clone().collect::<Vec<&str>>();
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut counts = count_it(lines_vec);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `START`
[INFO] [stdout]  --> src/aoc_2019/challenge_4.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | const START: i32 = 271973;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `END`
[INFO] [stdout]  --> src/aoc_2019/challenge_4.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const END: i32 = 785961;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_1`
[INFO] [stdout]  --> src/aoc_2019/challenge_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn part_1() -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_2`
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn part_2() -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contains_pairs`
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn contains_pairs(value: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contains_pairs_no_triples`
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn contains_pairs_no_triples(value: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `next_decrease`
[INFO] [stdout]    --> src/aoc_2019/challenge_4.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn next_decrease(value: &str) -> Option<(usize, u8)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_next_increase`
[INFO] [stdout]    --> src/aoc_2019/challenge_4.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn find_next_increase(value: &str, place: (usize, u8)) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:73:11
[INFO] [stdout]    |
[INFO] [stdout] 73 |     while index >= 0 {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:105:11
[INFO] [stdout]     |
[INFO] [stdout] 105 |     while index >= 0 {
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.47s
[INFO] running `Command { std: "docker" "inspect" "cbe37606b571939c6050c7a22b7496826c615ba47d7f4155293f85c6110592c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe37606b571939c6050c7a22b7496826c615ba47d7f4155293f85c6110592c8", kill_on_drop: false }`
[INFO] [stdout] cbe37606b571939c6050c7a22b7496826c615ba47d7f4155293f85c6110592c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c19e05552c589029a44582caec99be0e681eaed517d1c24d9d52dd99298c62e
[INFO] running `Command { std: "docker" "start" "-a" "8c19e05552c589029a44582caec99be0e681eaed517d1c24d9d52dd99298c62e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OpCode`
[INFO] [stdout]  --> src/intcode_interpreter.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::intcode_interpreter::operation::{OpCode, Operation};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 78 +                 let output_location = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 89 +                 let output = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/intcode_interpreter/operation.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ) -> (i32) {
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -     ) -> (i32) {
[INFO] [stdout] 153 +     ) -> i32 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OpCode`
[INFO] [stdout]  --> src/intcode_interpreter.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::intcode_interpreter::operation::{OpCode, Operation};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 78 +                 let output_location = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                     ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout] 89 +                 let output = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/intcode_interpreter/operation.rs:153:10
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ) -> (i32) {
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -     ) -> (i32) {
[INFO] [stdout] 153 +     ) -> i32 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `directions` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum directions {
[INFO] [stdout]   |      ^^^^^^^^^^ help: convert the identifier to upper camel case: `Directions`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `forward` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     forward,
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Forward`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `up` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up,
[INFO] [stdout]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `down` should have an upper camel case name
[INFO] [stdout]  --> src/aoc_2021/challenge_2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     down
[INFO] [stdout]   |     ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/aoc_2021/challenge_4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_location`
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut program = Program::parse("4,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut program = Program::parse("1102,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let mut program = Program::parse("1002,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut program = Program::parse("102,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut program = Program::parse(input);
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/aoc_2021/challenge_4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_location`
[INFO] [stdout]   --> src/intcode_interpreter/operation.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_string`
[INFO] [stdout]  --> src/aoc_2019/challenge_4.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut current_string: &str;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_string`
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut current_string: &str;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |     for (index, byte) in oxygen_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 |     for (index, byte) in co2_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let mut current_string = &current.to_string();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019/challenge_4.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut current_string = &current.to_string();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/aoc_2021/challenge_3.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut num_bits = lines[0].len();
[INFO] [stdout]   |         ----^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut lines = input.trim().split("\n");
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut lines_vec = lines.clone().collect::<Vec<&str>>();
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut counts = count_it(lines_vec);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut program = Program::parse("4,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut program = Program::parse("1102,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let mut program = Program::parse("1002,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/intcode_interpreter.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut program = Program::parse("102,4,3,0,99");
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_part_2`
[INFO] [stdout]   --> src/aoc_2019/challenge_2.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn test_part_2() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/aoc_2021/challenge_3.rs:73:11
[INFO] [stdout]    |
[INFO] [stdout] 73 |     while index >= 0 {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/aoc_2021/challenge_3.rs:105:11
[INFO] [stdout]     |
[INFO] [stdout] 105 |     while index >= 0 {
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "8c19e05552c589029a44582caec99be0e681eaed517d1c24d9d52dd99298c62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c19e05552c589029a44582caec99be0e681eaed517d1c24d9d52dd99298c62e", kill_on_drop: false }`
[INFO] [stdout] 8c19e05552c589029a44582caec99be0e681eaed517d1c24d9d52dd99298c62e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee10d88ac1d1ee19b2361023b171644c330a6a221f5b0185e427204d8c0abe35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee10d88ac1d1ee19b2361023b171644c330a6a221f5b0185e427204d8c0abe35", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `OpCode`
[INFO] [stderr]  --> src/intcode_interpreter.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intcode_interpreter::operation::{OpCode, Operation};
[INFO] [stderr]   |                                             ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]   --> src/intcode_interpreter/operation.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr]    |                     ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 78 -                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr] 78 +                 let output_location = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]   --> src/intcode_interpreter/operation.rs:89:21
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr]    |                     ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 89 -                 let (output) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr] 89 +                 let output = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/intcode_interpreter/operation.rs:153:10
[INFO] [stderr]     |
[INFO] [stderr] 153 |     ) -> (i32) {
[INFO] [stderr]     |          ^   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 153 -     ) -> (i32) {
[INFO] [stderr] 153 +     ) -> i32 {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: type `directions` should have an upper camel case name
[INFO] [stderr]  --> src/aoc_2021/challenge_2.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum directions {
[INFO] [stderr]   |      ^^^^^^^^^^ help: convert the identifier to upper camel case: `Directions`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `forward` should have an upper camel case name
[INFO] [stderr]  --> src/aoc_2021/challenge_2.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     forward,
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Forward`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `up` should have an upper camel case name
[INFO] [stderr]  --> src/aoc_2021/challenge_2.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     up,
[INFO] [stderr]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `down` should have an upper camel case name
[INFO] [stderr]  --> src/aoc_2021/challenge_2.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     down
[INFO] [stderr]   |     ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/aoc_2021/challenge_4.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]  --> src/aoc_2021/challenge_4.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output_location`
[INFO] [stderr]   --> src/intcode_interpreter/operation.rs:78:22
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let (output_location) = Operation::get_stuff_for_basic_unary_op(
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_location`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_string`
[INFO] [stderr]  --> src/aoc_2019/challenge_4.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut current_string: &str;
[INFO] [stderr]   |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_string`
[INFO] [stderr]   --> src/aoc_2019/challenge_4.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut current_string: &str;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/aoc_2021/challenge_3.rs:157:10
[INFO] [stderr]     |
[INFO] [stderr] 157 |     for (index, byte) in oxygen_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stderr]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/aoc_2021/challenge_3.rs:166:10
[INFO] [stderr]     |
[INFO] [stderr] 166 |     for (index, byte) in co2_rating_candidates[0].as_bytes().iter().enumerate() {
[INFO] [stderr]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/aoc_2019/challenge_4.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let mut current_string = &current.to_string();
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/aoc_2019/challenge_4.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut current_string = &current.to_string();
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/aoc_2021/challenge_3.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut num_bits = lines[0].len();
[INFO] [stderr]   |         ----^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/aoc_2021/challenge_3.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut lines = input.trim().split("\n");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/aoc_2021/challenge_3.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut lines_vec = lines.clone().collect::<Vec<&str>>();
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/aoc_2021/challenge_3.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let mut counts = count_it(lines_vec);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/intcode_interpreter.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut program = Program::parse("4,0,99");
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/intcode_interpreter.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mut program = Program::parse("1102,4,3,0,99");
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/intcode_interpreter.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let mut program = Program::parse("1002,4,3,0,99");
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/intcode_interpreter.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let mut program = Program::parse("102,4,3,0,99");
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_part_2`
[INFO] [stderr]   --> src/aoc_2019/challenge_2.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn test_part_2() {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/aoc_2021/challenge_3.rs:73:11
[INFO] [stderr]    |
[INFO] [stderr] 73 |     while index >= 0 {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/aoc_2021/challenge_3.rs:105:11
[INFO] [stderr]     |
[INFO] [stderr] 105 |     while index >= 0 {
[INFO] [stderr]     |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/intcode_interpreter.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut program = Program::parse("4,0,99");
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut program = Program::parse(input);
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-advent-of-code` (bin "rust-advent-of-code" test) generated 28 warnings
[INFO] [stderr] warning: `rust-advent-of-code` (lib test) generated 10 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_advent_of_code-698630f15ff37f11)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test intcode_interpreter::operation::tests::basic_add_op ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_add_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_input_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_immediate_mode_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::immediate_halt ... ok
[INFO] [stdout] test intcode_interpreter::tests::overwrite_opcode ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_multiply_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_output_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_advent_of_code-70a145ba286e46e4)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test aoc_2015::challenge_1::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2019::challenge_1::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_adj_same ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_find_next_increase ... ok
[INFO] [stdout] test aoc_2019::challenge_3::tests::test_walk_and_record ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_contains_no_triples ... ok
[INFO] [stdout] test aoc_2019::challenge_5::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2015::challenge_1::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_monotonically_increasing_digits ... ok
[INFO] [stdout] test aoc_2021::challenge_4::tests::test_part_1_example ... ok
[INFO] [stdout] test aoc_2021::challenge_2::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_part_1 ... ok
[INFO] [stdout] test intcode_interpreter::operation::tests::basic_add_op ... ok
[INFO] [stdout] test aoc_2019::challenge_1::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2021::challenge_4::tests::test_part_2_example ... ok
[INFO] [stdout] test aoc_2019::challenge_2::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2021::challenge_3::tests::test_part_2_with_test_data ... ok
[INFO] [stdout] test intcode_interpreter::tests::immediate_halt ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_input_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_immediate_mode_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_output_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_add_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::basic_multiply_1 ... ok
[INFO] [stdout] test aoc_2021::challenge_3::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2021::challenge_1::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2021::challenge_2::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2019::challenge_4::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2021::challenge_1::tests::test_part_1 ... ok
[INFO] [stdout] test intcode_interpreter::tests::overwrite_opcode ... ok
[INFO] [stdout] test aoc_2021::challenge_3::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2021::challenge_4::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2021::challenge_4::tests::test_part_2 ... ok
[INFO] [stdout] test aoc_2019::challenge_3::tests::test_part_1 ... ok
[INFO] [stdout] test aoc_2019::challenge_3::tests::test_part_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee10d88ac1d1ee19b2361023b171644c330a6a221f5b0185e427204d8c0abe35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee10d88ac1d1ee19b2361023b171644c330a6a221f5b0185e427204d8c0abe35", kill_on_drop: false }`
[INFO] [stdout] ee10d88ac1d1ee19b2361023b171644c330a6a221f5b0185e427204d8c0abe35