[INFO] cloning repository https://github.com/thomasbreydo/aoc-rust-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomasbreydo/aoc-rust-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbreydo%2Faoc-rust-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbreydo%2Faoc-rust-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 514278065c33d3799ff03e86bbd84c03d6563ad2
[INFO] checking thomasbreydo/aoc-rust-2020 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbreydo%2Faoc-rust-2020" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomasbreydo/aoc-rust-2020 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/thomasbreydo/aoc-rust-2020
[INFO] finished tweaking git repo https://github.com/thomasbreydo/aoc-rust-2020
[INFO] tweaked toml for git repo https://github.com/thomasbreydo/aoc-rust-2020 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/thomasbreydo/aoc-rust-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c49f9e812ae2af0aaaedddc1893bddacfc0237b10ad5f8ad43e0314cd8eb031
[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" "7c49f9e812ae2af0aaaedddc1893bddacfc0237b10ad5f8ad43e0314cd8eb031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c49f9e812ae2af0aaaedddc1893bddacfc0237b10ad5f8ad43e0314cd8eb031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c49f9e812ae2af0aaaedddc1893bddacfc0237b10ad5f8ad43e0314cd8eb031", kill_on_drop: false }`
[INFO] [stdout] 7c49f9e812ae2af0aaaedddc1893bddacfc0237b10ad5f8ad43e0314cd8eb031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] c5ec94f954186928a86a7b2020b8c856e87feb9581653cf74a8b4131aa7151e3
[INFO] running `Command { std: "docker" "start" "-a" "c5ec94f954186928a86a7b2020b8c856e87feb9581653cf74a8b4131aa7151e3", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc-rust-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `noop`
[INFO] [stdout]  --> src/main.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use aoc_rust_2020::{get_day, noop};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `noop`
[INFO] [stdout]  --> src/main.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use aoc_rust_2020::{get_day, noop};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "c5ec94f954186928a86a7b2020b8c856e87feb9581653cf74a8b4131aa7151e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ec94f954186928a86a7b2020b8c856e87feb9581653cf74a8b4131aa7151e3", kill_on_drop: false }`
[INFO] [stdout] c5ec94f954186928a86a7b2020b8c856e87feb9581653cf74a8b4131aa7151e3