[INFO] cloning repository https://github.com/christopherjreid/advent-of-code-2020-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christopherjreid/advent-of-code-2020-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherjreid%2Fadvent-of-code-2020-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherjreid%2Fadvent-of-code-2020-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9badd54218f6aba22e26878d56dc32e84b9f23a7
[INFO] checking christopherjreid/advent-of-code-2020-rust against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherjreid%2Fadvent-of-code-2020-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/christopherjreid/advent-of-code-2020-rust
[INFO] finished tweaking git repo https://github.com/christopherjreid/advent-of-code-2020-rust
[INFO] tweaked toml for git repo https://github.com/christopherjreid/advent-of-code-2020-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/christopherjreid/advent-of-code-2020-rust 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/christopherjreid/advent-of-code-2020-rust 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3b33ec5e9884d24a984be8d10ef4108122574ba113334eb7d78240a0fdfdf02f
[INFO] running `Command { std: "docker" "start" "-a" "3b33ec5e9884d24a984be8d10ef4108122574ba113334eb7d78240a0fdfdf02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b33ec5e9884d24a984be8d10ef4108122574ba113334eb7d78240a0fdfdf02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b33ec5e9884d24a984be8d10ef4108122574ba113334eb7d78240a0fdfdf02f", kill_on_drop: false }`
[INFO] [stdout] 3b33ec5e9884d24a984be8d10ef4108122574ba113334eb7d78240a0fdfdf02f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dc8c465417baa5ff586299bd7e2181e52863cfe21e4bacf0ff822ef632ad8bde
[INFO] running `Command { std: "docker" "start" "-a" "dc8c465417baa5ff586299bd7e2181e52863cfe21e4bacf0ff822ef632ad8bde", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HexColor`
[INFO] [stdout]  --> src/days_of_advent/day04/passport_validator.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::passport::{Height, HeightUnits, HexColor, Passport};
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hair_color` is never read
[INFO] [stdout]   --> src/days_of_advent/day04/passport.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Passport {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub hair_color: HexColor,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `eye_color` and `passport_id_length` are never read
[INFO] [stdout]   --> src/days_of_advent/day04/passport_validator.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct StrictPassportValidator {
[INFO] [stdout]    |            ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub eye_color: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |     pub passport_id_length: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/days_of_advent/day06/mod.rs:42:39
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let shortest_line = group_response.clone().lines().min_by(|l1, l2| l1.len().cmp(&l2.len())).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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: unused variable: `result`
[INFO] [stdout]    --> src/days_of_advent/day08/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let result = deserializer.deserialize(&input);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hair_color` is never read
[INFO] [stdout]   --> src/days_of_advent/day04/passport.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Passport {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub hair_color: HexColor,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `eye_color` and `passport_id_length` are never read
[INFO] [stdout]   --> src/days_of_advent/day04/passport_validator.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct StrictPassportValidator {
[INFO] [stdout]    |            ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub eye_color: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |     pub passport_id_length: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/days_of_advent/day06/mod.rs:42:39
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let shortest_line = group_response.clone().lines().min_by(|l1, l2| l1.len().cmp(&l2.len())).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "dc8c465417baa5ff586299bd7e2181e52863cfe21e4bacf0ff822ef632ad8bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8c465417baa5ff586299bd7e2181e52863cfe21e4bacf0ff822ef632ad8bde", kill_on_drop: false }`
[INFO] [stdout] dc8c465417baa5ff586299bd7e2181e52863cfe21e4bacf0ff822ef632ad8bde
