[INFO] cloning repository https://github.com/shaurya0/advent_of_code_2018 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shaurya0/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaurya0%2Fadvent_of_code_2018"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaurya0%2Fadvent_of_code_2018'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b2cd7482a197f2a37faa3166543bfdf70e7cfd72 [INFO] checking shaurya0/advent_of_code_2018 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshaurya0%2Fadvent_of_code_2018" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shaurya0/advent_of_code_2018 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/shaurya0/advent_of_code_2018 [INFO] finished tweaking git repo https://github.com/shaurya0/advent_of_code_2018 [INFO] tweaked toml for git repo https://github.com/shaurya0/advent_of_code_2018 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/shaurya0/advent_of_code_2018 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 92db0bd8e5ddc79ef42915cee590e6192bca5939e475aa22e8727b31cda4f6ac [INFO] running `"docker" "start" "-a" "92db0bd8e5ddc79ef42915cee590e6192bca5939e475aa22e8727b31cda4f6ac"` [INFO] [stderr] Checking memchr v2.1.2 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/day11/day11.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/day11/day11.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufReader,BufRead}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/day11/day11.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/day11/day11.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/day11/day11.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `NaiveDate` [INFO] [stderr] --> src/day4/day4.rs:8:29 [INFO] [stderr] | [INFO] [stderr] 8 | use chrono::{NaiveDateTime, NaiveDate, NaiveTime, Duration, Timelike}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | Some(count) => unclaimed = true, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:129:23 [INFO] [stderr] | [INFO] [stderr] 129 | Some(&count) => print!("#"), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_grid_val` [INFO] [stderr] --> src/day11/day11.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn get_grid_val(grid: &[[i32; NSS]; NSS], x: usize, y: usize) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `draw_grid` [INFO] [stderr] --> src/day3/day3.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | fn draw_grid(grid_description: &HashMap, nx: u32, ny: u32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `guard_sleep_time` [INFO] [stderr] --> src/day4/day4.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_guard_sleep_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/day4/day4.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let timestamp = message.timestamp; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_timestamp` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/day11/day11.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/day11/day11.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufReader,BufRead}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/day11/day11.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/day11/day11.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/day11/day11.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day4/day4.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [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: function is never used: `get_grid_val` [INFO] [stderr] --> src/day11/day11.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn get_grid_val(grid: &[[i32; NSS]; NSS], x: usize, y: usize) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `NaiveDate` [INFO] [stderr] --> src/day4/day4.rs:8:29 [INFO] [stderr] | [INFO] [stderr] 8 | use chrono::{NaiveDateTime, NaiveDate, NaiveTime, Duration, Timelike}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/day7.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut n = graph.add_node(src); [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/day7/day7.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | let mut incoming = graph.neighbors_directed(*o, Direction::Incoming); [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/day7/day7.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut outgoing = graph.neighbors_directed(root, Direction::Outgoing); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | Some(count) => unclaimed = true, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:129:23 [INFO] [stderr] | [INFO] [stderr] 129 | Some(&count) => print!("#"), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/day7.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut n = graph.add_node(src); [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/day7/day7.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | let mut incoming = graph.neighbors_directed(*o, Direction::Incoming); [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/day7/day7.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut outgoing = graph.neighbors_directed(root, Direction::Outgoing); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/day16/day16.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/day16/day16.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/day16/day16.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | self.regs[c] = (a as i32); [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/day16/day16.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] warning: unused variable: `guard_sleep_time` [INFO] [stderr] --> src/day4/day4.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_guard_sleep_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/day4/day4.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let timestamp = message.timestamp; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_timestamp` [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/day16/day16.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/day16/day16.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | self.regs[c] = (a as i32); [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `draw_grid` [INFO] [stderr] --> src/day3/day3.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | fn draw_grid(grid_description: &HashMap, nx: u32, ny: u32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day4/day4.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [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: constant item is never used: `NX` [INFO] [stderr] --> src/day10/day10.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const NX: usize = 30; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NY` [INFO] [stderr] --> src/day10/day10.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const NY: usize = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `X_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const X_OFFSET: i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `Y_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const Y_OFFSET: i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_grid` [INFO] [stderr] --> src/day10/day10.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | fn print_grid(grid: &[[char; NX]; NY]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upate_grid` [INFO] [stderr] --> src/day10/day10.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | fn upate_grid(grid: &mut [[char; NX]; NY], lights: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NX` [INFO] [stderr] --> src/day10/day10.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const NX: usize = 30; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NY` [INFO] [stderr] --> src/day10/day10.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const NY: usize = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `X_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const X_OFFSET: i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `Y_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const Y_OFFSET: i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_grid` [INFO] [stderr] --> src/day10/day10.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | fn print_grid(grid: &[[char; NX]; NY]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upate_grid` [INFO] [stderr] --> src/day10/day10.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | fn upate_grid(grid: &mut [[char; NX]; NY], lights: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_iter` [INFO] [stderr] --> src/day16/day16.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let line_iter = lines.iter(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_line_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `count` is assigned to, but never used [INFO] [stderr] --> src/day16/day16.rs:166:13 [INFO] [stderr] | [INFO] [stderr] 166 | let mut count = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_count` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day16/day16.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | let mut reg0: i32 = cap[1].trim().parse().expect("expected i32"); [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/day16/day16.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | let mut reg1: i32 = cap[2].trim().parse().expect("expected i32"); [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/day16/day16.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | let mut reg2: i32 = cap[3].trim().parse().expect("expected i32"); [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/day16/day16.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | let mut reg3: i32 = cap[4].trim().parse().expect("expected i32"); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_iter` [INFO] [stderr] --> src/day16/day16.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let line_iter = lines.iter(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_line_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `count` is assigned to, but never used [INFO] [stderr] --> src/day16/day16.rs:166:13 [INFO] [stderr] | [INFO] [stderr] 166 | let mut count = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_count` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day16/day16.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | let mut reg0: i32 = cap[1].trim().parse().expect("expected i32"); [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/day16/day16.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | let mut reg1: i32 = cap[2].trim().parse().expect("expected i32"); [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/day16/day16.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | let mut reg2: i32 = cap[3].trim().parse().expect("expected i32"); [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/day16/day16.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | let mut reg3: i32 = cap[4].trim().parse().expect("expected i32"); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.92s [INFO] running `"docker" "inspect" "92db0bd8e5ddc79ef42915cee590e6192bca5939e475aa22e8727b31cda4f6ac"` [INFO] running `"docker" "rm" "-f" "92db0bd8e5ddc79ef42915cee590e6192bca5939e475aa22e8727b31cda4f6ac"` [INFO] [stdout] 92db0bd8e5ddc79ef42915cee590e6192bca5939e475aa22e8727b31cda4f6ac