[INFO] cloning repository https://github.com/errantsky/adventofcode-2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/errantsky/adventofcode-2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferrantsky%2Fadventofcode-2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferrantsky%2Fadventofcode-2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3511a69a296df95a8af7f6e7a214917da4f7a8dd
[INFO] checking errantsky/adventofcode-2017 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferrantsky%2Fadventofcode-2017" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/errantsky/adventofcode-2017 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/errantsky/adventofcode-2017
[INFO] finished tweaking git repo https://github.com/errantsky/adventofcode-2017
[INFO] tweaked toml for git repo https://github.com/errantsky/adventofcode-2017 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/errantsky/adventofcode-2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] da47307dabe2b626b402fd2b4e5b7c9d1030fdec5f65d38ef75040f1a0a47b39
[INFO] running `Command { std: "docker" "start" "-a" "da47307dabe2b626b402fd2b4e5b7c9d1030fdec5f65d38ef75040f1a0a47b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da47307dabe2b626b402fd2b4e5b7c9d1030fdec5f65d38ef75040f1a0a47b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da47307dabe2b626b402fd2b4e5b7c9d1030fdec5f65d38ef75040f1a0a47b39", kill_on_drop: false }`
[INFO] [stdout] da47307dabe2b626b402fd2b4e5b7c9d1030fdec5f65d38ef75040f1a0a47b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b406b70f76a0d850c60c000e2a322099b7ae0835911b49226867b15861ab33d6
[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" "b406b70f76a0d850c60c000e2a322099b7ae0835911b49226867b15861ab33d6", kill_on_drop: false }`
[INFO] [stderr]     Checking adventofcode-2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/spiral_memory_3.rs:87:28
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let quadrant = mod_pos((p - zero), layer_len) / (2 * layer);
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/spiral_memory_3.rs:87:28
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let quadrant = mod_pos((p - zero), layer_len) / (2 * layer);
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha`
[INFO] [stdout]  --> src/inverse_captcha_1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn inverse_captcha(input: Vec<u32>) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha2`
[INFO] [stdout]   --> src/inverse_captcha_1.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn inverse_captcha2(input: Vec<u32>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_valid`
[INFO] [stdout]  --> src/high_entropy_passphrase_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn is_valid(passphrase: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_valid_advanced`
[INFO] [stdout]   --> src/high_entropy_passphrase_4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn is_valid_advanced(passphrase: String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spiral_idx_to_xy`
[INFO] [stdout]   --> src/spiral_memory_3.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn spiral_idx_to_xy(idx: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `I`
[INFO] [stdout]   --> src/spiral_memory_3.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | type I = i32;
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `U`
[INFO] [stdout]   --> src/spiral_memory_3.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | type U = usize;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `layer_index`
[INFO] [stdout]   --> src/spiral_memory_3.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn layer_index(p: I) -> (I, I, I, I) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mod_pos`
[INFO] [stdout]   --> src/spiral_memory_3.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub fn mod_pos(a: I, b: I) -> I {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manhattan`
[INFO] [stdout]    --> src/spiral_memory_3.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn manhattan(p: I) -> I {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]    --> src/spiral_memory_3.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn part2(target: I) -> I {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/high_entropy_passphrase_4.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let mut l = line.unwrap();
[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/high_entropy_passphrase_4.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let mut l = line.unwrap();
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manhattan`
[INFO] [stdout]    --> src/spiral_memory_3.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn manhattan(p: I) -> I {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b406b70f76a0d850c60c000e2a322099b7ae0835911b49226867b15861ab33d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b406b70f76a0d850c60c000e2a322099b7ae0835911b49226867b15861ab33d6", kill_on_drop: false }`
[INFO] [stdout] b406b70f76a0d850c60c000e2a322099b7ae0835911b49226867b15861ab33d6