[INFO] cloning repository https://github.com/mcapell/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcapell/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcapell%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcapell%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b2896c994f4fbf125a63fbd5032bd052f0e0fd5
[INFO] checking mcapell/aoc2021 against master#656ccbe796ff98def9b555c118e1620c5389e3b2 for pr-133502-24
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcapell%2Faoc2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcapell/aoc2021
[INFO] finished tweaking git repo https://github.com/mcapell/aoc2021
[INFO] tweaked toml for git repo https://github.com/mcapell/aoc2021 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcapell/aoc2021 on toolchain 656ccbe796ff98def9b555c118e1620c5389e3b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcapell/aoc2021 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" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee
[INFO] running `Command { std: "docker" "start" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day_03/mod.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut result = input.clone().to_owned();
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day_03/mod.rs:92:27
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut result = input.clone().to_owned();
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day_03/mod.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut result = input.clone().to_owned();
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day_03/mod.rs:92:27
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut result = input.clone().to_owned();
[INFO] [stdout]    |                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee", kill_on_drop: false }`
[INFO] [stdout] 934f976563cde4707f9c54a2450d6641e3c59b0e1de30da37874a288c20814ee
