[INFO] cloning repository https://github.com/Nyefan/advent_of_code_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nyefan/advent_of_code_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyefan%2Fadvent_of_code_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyefan%2Fadvent_of_code_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53b1563ad0a000e02f60c2cc3a07f6a9d8acfc8d
[INFO] checking Nyefan/advent_of_code_2020/53b1563ad0a000e02f60c2cc3a07f6a9d8acfc8d against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyefan%2Fadvent_of_code_2020" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nyefan/advent_of_code_2020 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nyefan/advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/Nyefan/advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/Nyefan/advent_of_code_2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nyefan/advent_of_code_2020 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47fdf76f895229af0abb2b33e71712fea4bdab755b45e88f322529487a3f15b8
[INFO] running `Command { std: "docker" "start" "-a" "47fdf76f895229af0abb2b33e71712fea4bdab755b45e88f322529487a3f15b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47fdf76f895229af0abb2b33e71712fea4bdab755b45e88f322529487a3f15b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47fdf76f895229af0abb2b33e71712fea4bdab755b45e88f322529487a3f15b8", kill_on_drop: false }`
[INFO] [stdout] 47fdf76f895229af0abb2b33e71712fea4bdab755b45e88f322529487a3f15b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40aec02525e1db947e53c20d4cc00a03f30cd5d3f3c30d3c55f3c37d6f1f48c2
[INFO] running `Command { std: "docker" "start" "-a" "40aec02525e1db947e53c20d4cc00a03f30cd5d3f3c30d3c55f3c37d6f1f48c2", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `country_id` is never read
[INFO] [stdout]   --> src/day_4/passport.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Passport {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub country_id: Option<CountryId>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Passport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `row` and `column` are never read
[INFO] [stdout]  --> src/day_5/boarding_pass.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BoardingPass {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     pub row: usize,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 8 |     pub column: usize,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BoardingPass` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `country_id` is never read
[INFO] [stdout]   --> src/day_4/passport.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Passport {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub country_id: Option<CountryId>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Passport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `row` and `column` are never read
[INFO] [stdout]  --> src/day_5/boarding_pass.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BoardingPass {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 7 |     pub row: usize,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 8 |     pub column: usize,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BoardingPass` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 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 0.12s
[INFO] running `Command { std: "docker" "inspect" "40aec02525e1db947e53c20d4cc00a03f30cd5d3f3c30d3c55f3c37d6f1f48c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40aec02525e1db947e53c20d4cc00a03f30cd5d3f3c30d3c55f3c37d6f1f48c2", kill_on_drop: false }`
[INFO] [stdout] 40aec02525e1db947e53c20d4cc00a03f30cd5d3f3c30d3c55f3c37d6f1f48c2