[INFO] cloning repository https://github.com/scott113341/advent_of_code_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scott113341/advent_of_code_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott113341%2Fadvent_of_code_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott113341%2Fadvent_of_code_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 567cecc3add67b3778c0eff3ac7623e67afef404
[INFO] checking scott113341/advent_of_code_2021 against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott113341%2Fadvent_of_code_2021" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scott113341/advent_of_code_2021
[INFO] finished tweaking git repo https://github.com/scott113341/advent_of_code_2021
[INFO] tweaked toml for git repo https://github.com/scott113341/advent_of_code_2021 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scott113341/advent_of_code_2021 on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scott113341/advent_of_code_2021 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b
[INFO] running `Command { std: "docker" "start" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b", 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" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b", 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" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking day_08 v0.1.0 (/opt/rustwide/workdir/day_08)
[INFO] [stderr]     Checking day_10 v0.1.0 (/opt/rustwide/workdir/day_10)
[INFO] [stderr]     Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11)
[INFO] [stderr]     Checking day_01 v0.1.0 (/opt/rustwide/workdir/day_01)
[INFO] [stderr]     Checking day_12 v0.1.0 (/opt/rustwide/workdir/day_12)
[INFO] [stderr]     Checking day_02 v0.1.0 (/opt/rustwide/workdir/day_02)
[INFO] [stderr]     Checking day_09 v0.1.0 (/opt/rustwide/workdir/day_09)
[INFO] [stderr]     Checking day_03 v0.1.0 (/opt/rustwide/workdir/day_03)
[INFO] [stderr]     Checking day_13 v0.1.0 (/opt/rustwide/workdir/day_13)
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking day_14 v0.1.0 (/opt/rustwide/workdir/day_14)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]    --> day_08/src/data.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct Solution {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&data::Coord` instead of cloning the inner type
[INFO] [stdout]   --> day_09/src/data.rs:46:41
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     counted.insert(coord.clone());
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day_15 v0.1.0 (/opt/rustwide/workdir/day_15)
[INFO] [stderr]     Checking day_04 v0.1.0 (/opt/rustwide/workdir/day_04)
[INFO] [stderr]     Checking day_05 v0.1.0 (/opt/rustwide/workdir/day_05)
[INFO] [stderr]     Checking day_06 v0.1.0 (/opt/rustwide/workdir/day_06)
[INFO] [stderr]     Checking day_07 v0.1.0 (/opt/rustwide/workdir/day_07)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Coord` instead of cloning the inner type
[INFO] [stdout]   --> day_09/src/data.rs:46:41
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     counted.insert(coord.clone());
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]    --> day_08/src/data.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct Solution {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking day_17 v0.1.0 (/opt/rustwide/workdir/day_17)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b", kill_on_drop: false }`
[INFO] [stdout] 77409750a42debbeb4bd8d8d005ed2cc8022a28c63e493d4f0a18c578f07f80b
