[INFO] cloning repository https://github.com/rosslannen/advent-of-code-2020-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rosslannen/advent-of-code-2020-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosslannen%2Fadvent-of-code-2020-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosslannen%2Fadvent-of-code-2020-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56271bc77d18a72379759b5c740d89329d4588f4
[INFO] checking rosslannen/advent-of-code-2020-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosslannen%2Fadvent-of-code-2020-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rosslannen/advent-of-code-2020-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rosslannen/advent-of-code-2020-rs
[INFO] finished tweaking git repo https://github.com/rosslannen/advent-of-code-2020-rs
[INFO] tweaked toml for git repo https://github.com/rosslannen/advent-of-code-2020-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rosslannen/advent-of-code-2020-rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cec8de0378cbfa14ff98aeae88cc73edf5bc8aeb0582665868090ecfd750874
[INFO] running `Command { std: "docker" "start" "-a" "1cec8de0378cbfa14ff98aeae88cc73edf5bc8aeb0582665868090ecfd750874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cec8de0378cbfa14ff98aeae88cc73edf5bc8aeb0582665868090ecfd750874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cec8de0378cbfa14ff98aeae88cc73edf5bc8aeb0582665868090ecfd750874", kill_on_drop: false }`
[INFO] [stdout] 1cec8de0378cbfa14ff98aeae88cc73edf5bc8aeb0582665868090ecfd750874
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7558ec831d683f0e9dea439315ec51513d44c4ce1a24c039b29e59cf480efe3
[INFO] running `Command { std: "docker" "start" "-a" "d7558ec831d683f0e9dea439315ec51513d44c4ce1a24c039b29e59cf480efe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking advent-of-code-2020-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/day4.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |             LengthUnit::Centimeters => (150..=193),
[INFO] [stdout]    |                                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -             LengthUnit::Centimeters => (150..=193),
[INFO] [stdout] 99 +             LengthUnit::Centimeters => 150..=193,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/day4.rs:100:35
[INFO] [stdout]     |
[INFO] [stdout] 100 |             LengthUnit::Inches => (59..=76),
[INFO] [stdout]     |                                   ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -             LengthUnit::Inches => (59..=76),
[INFO] [stdout] 100 +             LengthUnit::Inches => 59..=76,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/day4.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |             LengthUnit::Centimeters => (150..=193),
[INFO] [stdout]    |                                        ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -             LengthUnit::Centimeters => (150..=193),
[INFO] [stdout] 99 +             LengthUnit::Centimeters => 150..=193,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/day4.rs:100:35
[INFO] [stdout]     |
[INFO] [stdout] 100 |             LengthUnit::Inches => (59..=76),
[INFO] [stdout]     |                                   ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -             LengthUnit::Inches => (59..=76),
[INFO] [stdout] 100 +             LengthUnit::Inches => 59..=76,
[INFO] [stdout]     |
[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 0.57s
[INFO] running `Command { std: "docker" "inspect" "d7558ec831d683f0e9dea439315ec51513d44c4ce1a24c039b29e59cf480efe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7558ec831d683f0e9dea439315ec51513d44c4ce1a24c039b29e59cf480efe3", kill_on_drop: false }`
[INFO] [stdout] d7558ec831d683f0e9dea439315ec51513d44c4ce1a24c039b29e59cf480efe3