[INFO] cloning repository https://github.com/MoritzHamann/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoritzHamann/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzHamann%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzHamann%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04368531818a90941dd8ef01b5a48a20b107d5fe
[INFO] checking MoritzHamann/AdventOfCode2020 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzHamann%2FAdventOfCode2020" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MoritzHamann/AdventOfCode2020 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MoritzHamann/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/MoritzHamann/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/MoritzHamann/AdventOfCode2020 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/MoritzHamann/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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] 00057bc9b0f1c4b10fe8a85bfbf3ba3b5cc14e1132a471cb85074f280afff080
[INFO] running `Command { std: "docker" "start" "-a" "00057bc9b0f1c4b10fe8a85bfbf3ba3b5cc14e1132a471cb85074f280afff080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00057bc9b0f1c4b10fe8a85bfbf3ba3b5cc14e1132a471cb85074f280afff080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00057bc9b0f1c4b10fe8a85bfbf3ba3b5cc14e1132a471cb85074f280afff080", kill_on_drop: false }`
[INFO] [stdout] 00057bc9b0f1c4b10fe8a85bfbf3ba3b5cc14e1132a471cb85074f280afff080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] a2dfa6c6cd1aaa35c1ed17e840816015d80642ca68ac23bd89264edbb58e82b8
[INFO] running `Command { std: "docker" "start" "-a" "a2dfa6c6cd1aaa35c1ed17e840816015d80642ca68ac23bd89264edbb58e82b8", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `collect_groups_as`
[INFO] [stdout]   --> src/input.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn collect_groups_as<T>(filename: &str) -> Vec<Vec<T>>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]  --> src/day12.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]  --> src/day12.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]  --> src/day12.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `West`
[INFO] [stdout]  --> src/day12.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `collect_groups_as`
[INFO] [stdout]   --> src/input.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn collect_groups_as<T>(filename: &str) -> Vec<Vec<T>>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `North`
[INFO] [stdout]  --> src/day12.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `East`
[INFO] [stdout]  --> src/day12.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `South`
[INFO] [stdout]  --> src/day12.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `West`
[INFO] [stdout]  --> src/day12.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Direction {North, East, South, West}
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "a2dfa6c6cd1aaa35c1ed17e840816015d80642ca68ac23bd89264edbb58e82b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dfa6c6cd1aaa35c1ed17e840816015d80642ca68ac23bd89264edbb58e82b8", kill_on_drop: false }`
[INFO] [stdout] a2dfa6c6cd1aaa35c1ed17e840816015d80642ca68ac23bd89264edbb58e82b8