[INFO] cloning repository https://github.com/thepycoder/aoc_2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thepycoder/aoc_2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepycoder%2Faoc_2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepycoder%2Faoc_2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 072e65912285c60c371891d76b8f2f827da5f942
[INFO] checking thepycoder/aoc_2022 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepycoder%2Faoc_2022" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thepycoder/aoc_2022
[INFO] finished tweaking git repo https://github.com/thepycoder/aoc_2022
[INFO] tweaked toml for git repo https://github.com/thepycoder/aoc_2022 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thepycoder/aoc_2022 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thepycoder/aoc_2022 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41345ca62d940676cdc21b03479dda1960dd1b20a9074579c672a936181d61f4
[INFO] running `Command { std: "docker" "start" "-a" "41345ca62d940676cdc21b03479dda1960dd1b20a9074579c672a936181d61f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41345ca62d940676cdc21b03479dda1960dd1b20a9074579c672a936181d61f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41345ca62d940676cdc21b03479dda1960dd1b20a9074579c672a936181d61f4", kill_on_drop: false }`
[INFO] [stdout] 41345ca62d940676cdc21b03479dda1960dd1b20a9074579c672a936181d61f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a1e8dcdc078ea990875b1387ce11fe37a76cec23e358b3993addd6efa63efac
[INFO] running `Command { std: "docker" "start" "-a" "4a1e8dcdc078ea990875b1387ce11fe37a76cec23e358b3993addd6efa63efac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking trees v0.4.2
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking slab_tree v0.3.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking ndarray-stats v0.5.1
[INFO] [stderr]     Checking aoc_2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread::current`
[INFO] [stdout]   --> src/day11.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::{fs, thread::current};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ix2`
[INFO] [stdout]  --> src/day12.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array2, Axis, Ix2};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/day20.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, collections::HashSet};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]  --> src/day20.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         .map(|(e)| e.parse::<i32>().unwrap())
[INFO] [stdout]   |               ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -         .map(|(e)| e.parse::<i32>().unwrap())
[INFO] [stdout] 9 +         .map(|e | e.parse::<i32>().unwrap())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/day20.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |         .map(|(e)| e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout]    |               ^ ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -         .map(|(e)| e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout] 65 +         .map(|e | e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::current`
[INFO] [stdout]   --> src/day11.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::{fs, thread::current};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ix2`
[INFO] [stdout]  --> src/day12.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array2, Axis, Ix2};
[INFO] [stdout]   |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/day20.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, collections::HashSet};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]  --> src/day20.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         .map(|(e)| e.parse::<i32>().unwrap())
[INFO] [stdout]   |               ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -         .map(|(e)| e.parse::<i32>().unwrap())
[INFO] [stdout] 9 +         .map(|e | e.parse::<i32>().unwrap())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/day20.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |         .map(|(e)| e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout]    |               ^ ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -         .map(|(e)| e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout] 65 +         .map(|e | e.parse::<i64>().unwrap() * 811589153)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut folder = node.data();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day10.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut instructions_vec: Vec<Vec<&str>> = instructions
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `loops` is never read
[INFO] [stdout]   --> src/day10.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut loops = 0;
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_id`
[INFO] [stdout]    --> src/day11.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |             for (from_id, to_id, value) in to_move {
[INFO] [stdout]     |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_position`
[INFO] [stdout]   --> src/day12.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let (grid, starting_position, ending_position) = read_grid(filepath);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_smaller_number` is never used
[INFO] [stdout]   --> src/day11.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn get_smaller_number(input: u64, modulo: &Vec<u64>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day13_1` is never used
[INFO] [stdout]  --> src/day13.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day13_1(filepath: &str) -> Result<i32, std::io::Error> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day7.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let commands: String = fs::read_to_string(filepath)?.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day7.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let commands: String = fs::read_to_string(filepath)?.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/day11.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &monkies.push(monkey);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &monkies.push(monkey);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2022` (bin "aoc_2022") due to 2 previous errors; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day7.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut folder = node.data();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day10.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut instructions_vec: Vec<Vec<&str>> = instructions
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `loops` is never read
[INFO] [stdout]   --> src/day10.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut loops = 0;
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_id`
[INFO] [stdout]    --> src/day11.rs:178:18
[INFO] [stdout]     |
[INFO] [stdout] 178 |             for (from_id, to_id, value) in to_move {
[INFO] [stdout]     |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_position`
[INFO] [stdout]   --> src/day12.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let (grid, starting_position, ending_position) = read_grid(filepath);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_position`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_smaller_number` is never used
[INFO] [stdout]   --> src/day11.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn get_smaller_number(input: u64, modulo: &Vec<u64>) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day7.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let commands: String = fs::read_to_string(filepath)?.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day7.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let commands: String = fs::read_to_string(filepath)?.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/day11.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         &monkies.push(monkey);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let _ = &monkies.push(monkey);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2022` (bin "aoc_2022" test) due to 2 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4a1e8dcdc078ea990875b1387ce11fe37a76cec23e358b3993addd6efa63efac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1e8dcdc078ea990875b1387ce11fe37a76cec23e358b3993addd6efa63efac", kill_on_drop: false }`
[INFO] [stdout] 4a1e8dcdc078ea990875b1387ce11fe37a76cec23e358b3993addd6efa63efac
