[INFO] cloning repository https://github.com/nextl00p/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/nextl00p/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnextl00p%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnextl00p%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc4e7bf89fbf7c63bfd67c57afe60f7ccd6b41ee
[INFO] checking nextl00p/advent-of-code-2020 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnextl00p%2Fadvent-of-code-2020" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nextl00p/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/nextl00p/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/nextl00p/advent-of-code-2020 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nextl00p/advent-of-code-2020 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nextl00p/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6b90a2acc13e479c488251a8fa7ed57c892fea2ce5b1ee8f04434bd42ad1b0d
[INFO] running `Command { std: "docker" "start" "-a" "e6b90a2acc13e479c488251a8fa7ed57c892fea2ce5b1ee8f04434bd42ad1b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b90a2acc13e479c488251a8fa7ed57c892fea2ce5b1ee8f04434bd42ad1b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b90a2acc13e479c488251a8fa7ed57c892fea2ce5b1ee8f04434bd42ad1b0d", kill_on_drop: false }`
[INFO] [stdout] e6b90a2acc13e479c488251a8fa7ed57c892fea2ce5b1ee8f04434bd42ad1b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3611d57fb8f1e76330d6b6f9c293e1b12e2f71a93c6078204e6a2ee60fb6851f
[INFO] running `Command { std: "docker" "start" "-a" "3611d57fb8f1e76330d6b6f9c293e1b12e2f71a93c6078204e6a2ee60fb6851f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/day04.rs:54:53
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let fields_id = line.split_whitespace().map(|s| (&s[..3])).collect::<Vec<_>>();
[INFO] [stdout]    |                                                     ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     let fields_id = line.split_whitespace().map(|s| (&s[..3])).collect::<Vec<_>>();
[INFO] [stdout] 54 +     let fields_id = line.split_whitespace().map(|s| &s[..3] ).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/day04.rs:54:53
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let fields_id = line.split_whitespace().map(|s| (&s[..3])).collect::<Vec<_>>();
[INFO] [stdout]    |                                                     ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     let fields_id = line.split_whitespace().map(|s| (&s[..3])).collect::<Vec<_>>();
[INFO] [stdout] 54 +     let fields_id = line.split_whitespace().map(|s| &s[..3] ).collect::<Vec<_>>();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "3611d57fb8f1e76330d6b6f9c293e1b12e2f71a93c6078204e6a2ee60fb6851f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3611d57fb8f1e76330d6b6f9c293e1b12e2f71a93c6078204e6a2ee60fb6851f", kill_on_drop: false }`
[INFO] [stdout] 3611d57fb8f1e76330d6b6f9c293e1b12e2f71a93c6078204e6a2ee60fb6851f