[INFO] cloning repository https://github.com/kanwaekan/advent_code_of_code_2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanwaekan/advent_code_of_code_2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanwaekan%2Fadvent_code_of_code_2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanwaekan%2Fadvent_code_of_code_2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d44eb83e36716f6b36bd748554ff9258ac3a8806
[INFO] checking kanwaekan/advent_code_of_code_2022 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanwaekan%2Fadvent_code_of_code_2022" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kanwaekan/advent_code_of_code_2022 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kanwaekan/advent_code_of_code_2022
[INFO] finished tweaking git repo https://github.com/kanwaekan/advent_code_of_code_2022
[INFO] tweaked toml for git repo https://github.com/kanwaekan/advent_code_of_code_2022 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kanwaekan/advent_code_of_code_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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7460f1a3ead6c91cb8e06833d3c555a00f5c76224843173fde968801fbcf135c
[INFO] running `Command { std: "docker" "start" "-a" "7460f1a3ead6c91cb8e06833d3c555a00f5c76224843173fde968801fbcf135c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7460f1a3ead6c91cb8e06833d3c555a00f5c76224843173fde968801fbcf135c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7460f1a3ead6c91cb8e06833d3c555a00f5c76224843173fde968801fbcf135c", kill_on_drop: false }`
[INFO] [stdout] 7460f1a3ead6c91cb8e06833d3c555a00f5c76224843173fde968801fbcf135c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7272334e7754a8684be417f0c0a6d0571fcbe6248bf0a5e079c709a473f8873c
[INFO] running `Command { std: "docker" "start" "-a" "7272334e7754a8684be417f0c0a6d0571fcbe6248bf0a5e079c709a473f8873c", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent_of_code_22 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/day6.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut stdin = io::stdin();
[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: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if (x1 < x2 && y1 < x2) {
[INFO] [stdout]    |            ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         if (x1 < x2 && y1 < x2) {
[INFO] [stdout] 18 +         if x1 < x2 && y1 < x2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day6.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdin = io::stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout]    |                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout] 19 +         } else if x2 < x1 && y2 < x1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/day6.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut stdin = io::stdin();
[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/bin/day6.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdin = io::stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/bin/day2.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |         ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let mut score1 = (0u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day2.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let (mut score1) = 0u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if (x1 < x2 && y1 < x2) {
[INFO] [stdout]    |            ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         if (x1 < x2 && y1 < x2) {
[INFO] [stdout] 18 +         if x1 < x2 && y1 < x2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout]    |                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout] 19 +         } else if x2 < x1 && y2 < x1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/bin/day2.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |         ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let mut score1 = (0u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day2.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let (mut score1) = 0u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "7272334e7754a8684be417f0c0a6d0571fcbe6248bf0a5e079c709a473f8873c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7272334e7754a8684be417f0c0a6d0571fcbe6248bf0a5e079c709a473f8873c", kill_on_drop: false }`
[INFO] [stdout] 7272334e7754a8684be417f0c0a6d0571fcbe6248bf0a5e079c709a473f8873c
[INFO] checking kanwaekan/advent_code_of_code_2022 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanwaekan%2Fadvent_code_of_code_2022" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kanwaekan/advent_code_of_code_2022 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kanwaekan/advent_code_of_code_2022
[INFO] finished tweaking git repo https://github.com/kanwaekan/advent_code_of_code_2022
[INFO] tweaked toml for git repo https://github.com/kanwaekan/advent_code_of_code_2022 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kanwaekan/advent_code_of_code_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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ad2a3817eac9b4ed94bb1d2beb9dd7bed2732ddaafb139ae15bc964978ccdf8
[INFO] running `Command { std: "docker" "start" "-a" "2ad2a3817eac9b4ed94bb1d2beb9dd7bed2732ddaafb139ae15bc964978ccdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad2a3817eac9b4ed94bb1d2beb9dd7bed2732ddaafb139ae15bc964978ccdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad2a3817eac9b4ed94bb1d2beb9dd7bed2732ddaafb139ae15bc964978ccdf8", kill_on_drop: false }`
[INFO] [stdout] 2ad2a3817eac9b4ed94bb1d2beb9dd7bed2732ddaafb139ae15bc964978ccdf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68dfc2ce69a1168b34fa99fee0c7da3f660b9705c7cf5a2e41632c62200a4538
[INFO] running `Command { std: "docker" "start" "-a" "68dfc2ce69a1168b34fa99fee0c7da3f660b9705c7cf5a2e41632c62200a4538", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent_of_code_22 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if (x1 < x2 && y1 < x2) {
[INFO] [stdout]    |            ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         if (x1 < x2 && y1 < x2) {
[INFO] [stdout] 18 +         if x1 < x2 && y1 < x2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout]    |                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout] 19 +         } else if x2 < x1 && y2 < x1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/bin/day2.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |         ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let mut score1 = (0u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day2.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let (mut score1) = 0u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/bin/day2.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |         ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let mut score1 = (0u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/day2.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (mut score1) = (0u32);
[INFO] [stdout]    |                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     let (mut score1) = (0u32);
[INFO] [stdout] 48 +     let (mut score1) = 0u32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/day6.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut stdin = io::stdin();
[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/bin/day6.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdin = io::stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/day6.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut stdin = io::stdin();
[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/bin/day6.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdin = io::stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if (x1 < x2 && y1 < x2) {
[INFO] [stdout]    |            ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -         if (x1 < x2 && y1 < x2) {
[INFO] [stdout] 18 +         if x1 < x2 && y1 < x2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/day4.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout]    |                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         } else if (x2 < x1 && y2 < x1) {
[INFO] [stdout] 19 +         } else if x2 < x1 && y2 < x1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve1` is never used
[INFO] [stdout]  --> src/bin/day2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solve1() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "68dfc2ce69a1168b34fa99fee0c7da3f660b9705c7cf5a2e41632c62200a4538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68dfc2ce69a1168b34fa99fee0c7da3f660b9705c7cf5a2e41632c62200a4538", kill_on_drop: false }`
[INFO] [stdout] 68dfc2ce69a1168b34fa99fee0c7da3f660b9705c7cf5a2e41632c62200a4538