[INFO] cloning repository https://github.com/l0s/advent-of-code-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l0s/advent-of-code-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 736ea87d63610edc8bc5aa4a2631f92d1b428144
[INFO] checking l0s/advent-of-code-rust against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0s%2Fadvent-of-code-rust" "/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/l0s/advent-of-code-rust on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/l0s/advent-of-code-rust
[INFO] finished tweaking git repo https://github.com/l0s/advent-of-code-rust
[INFO] tweaked toml for git repo https://github.com/l0s/advent-of-code-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/l0s/advent-of-code-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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] 72f87986179775a203ca419c86cace1d27341b5ec8c0e1845ad9261e156948e7
[INFO] running `Command { std: "docker" "start" "-a" "72f87986179775a203ca419c86cace1d27341b5ec8c0e1845ad9261e156948e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f87986179775a203ca419c86cace1d27341b5ec8c0e1845ad9261e156948e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f87986179775a203ca419c86cace1d27341b5ec8c0e1845ad9261e156948e7", kill_on_drop: false }`
[INFO] [stdout] 72f87986179775a203ca419c86cace1d27341b5ec8c0e1845ad9261e156948e7
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9043ca9eb4931e41bf7a52d1d679e7af51dd9a7abe6e7e4a80b052543407f8
[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" "4f9043ca9eb4931e41bf7a52d1d679e7af51dd9a7abe6e7e4a80b052543407f8", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking advent-of-code v0.2020.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Entry`, `SledEntry`, `TobogganEntry`, `get_input`
[INFO] [stdout]   --> src/day02.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |     use crate::day02::{Entry, get_input, SledEntry, TobogganEntry};
[INFO] [stdout]    |                        ^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Slope`, `count_trees`, `get_map`
[INFO] [stdout]   --> src/day03.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 |     use crate::day03::{count_trees, get_map, Slope};
[INFO] [stdout]    |                        ^^^^^^^^^^^  ^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/day04.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     use std::collections::HashSet;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/day04.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use regex::Regex;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day04::get_blocks`
[INFO] [stdout]   --> src/day04.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use crate::day04::get_blocks;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day05::get_sorted_seat_ids`
[INFO] [stdout]   --> src/day05.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use crate::day05::get_sorted_seat_ids;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/day06.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use std::collections::HashSet;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day06::get_input`
[INFO] [stdout]   --> src/day06.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     use crate::day06::get_input;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day07::get_input`
[INFO] [stdout]   --> src/day07.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     use crate::day07::get_input;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day01.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_input() -> Vec<u16> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day02.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn get_input() -> impl Iterator<Item=String> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day03.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_input() -> impl Iterator<Item=String> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_map`
[INFO] [stdout]  --> src/day03.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn get_map() -> Vec<Vec<bool>> {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_trees`
[INFO] [stdout]   --> src/day03.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn count_trees(forest: &Vec<Vec<bool>>, slope: &Slope) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Slope`
[INFO] [stdout]   --> src/day03.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Slope {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_toboggan`
[INFO] [stdout]   --> src/day03.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn move_toboggan(&self, current_row: usize,
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day04.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn get_input() -> impl Iterator<Item=String> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_blocks`
[INFO] [stdout]  --> src/day04.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn get_blocks() -> impl Iterator<Item=HashMap<String, String>> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day05.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_input() -> impl Iterator<Item=String> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_sorted_seat_ids`
[INFO] [stdout]  --> src/day05.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_sorted_seat_ids() -> Vec<u16> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day06.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_input() -> impl Iterator<Item=Vec<String>> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/day07.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_input() -> HashMap<String, Rule> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Rule`
[INFO] [stdout]   --> src/day07.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Rule {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_sentence`
[INFO] [stdout]   --> src/day07.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn from_sentence(sentence: String) -> Option<Rule> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_contain`
[INFO] [stdout]   --> src/day07.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn can_contain(&self, colour: &str, rule_map: &HashMap<String, Rule>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_contained`
[INFO] [stdout]   --> src/day07.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn count_contained(&self, rule_map: &HashMap<String, Rule>) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.93s
[INFO] running `Command { std: "docker" "inspect" "4f9043ca9eb4931e41bf7a52d1d679e7af51dd9a7abe6e7e4a80b052543407f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9043ca9eb4931e41bf7a52d1d679e7af51dd9a7abe6e7e4a80b052543407f8", kill_on_drop: false }`
[INFO] [stdout] 4f9043ca9eb4931e41bf7a52d1d679e7af51dd9a7abe6e7e4a80b052543407f8