[INFO] cloning repository https://github.com/zea7ot/leetcode_solutions_rust_zea7ot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zea7ot/leetcode_solutions_rust_zea7ot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzea7ot%2Fleetcode_solutions_rust_zea7ot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzea7ot%2Fleetcode_solutions_rust_zea7ot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b47d7eff31a3af2c1312c9a1303cd38b76b5a1f
[INFO] checking zea7ot/leetcode_solutions_rust_zea7ot against master#bbcc1691a4646a6d2ebb2189bdff5b878407fbe6 for pr-117351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzea7ot%2Fleetcode_solutions_rust_zea7ot" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zea7ot/leetcode_solutions_rust_zea7ot on toolchain bbcc1691a4646a6d2ebb2189bdff5b878407fbe6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbcc1691a4646a6d2ebb2189bdff5b878407fbe6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zea7ot/leetcode_solutions_rust_zea7ot
[INFO] finished tweaking git repo https://github.com/zea7ot/leetcode_solutions_rust_zea7ot
[INFO] tweaked toml for git repo https://github.com/zea7ot/leetcode_solutions_rust_zea7ot written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zea7ot/leetcode_solutions_rust_zea7ot 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" "+bbcc1691a4646a6d2ebb2189bdff5b878407fbe6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+bbcc1691a4646a6d2ebb2189bdff5b878407fbe6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17d8db857ab6c8a302097b04155fd2537c26dd195331265f786356139659bd81
[INFO] running `Command { std: "docker" "start" "-a" "17d8db857ab6c8a302097b04155fd2537c26dd195331265f786356139659bd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17d8db857ab6c8a302097b04155fd2537c26dd195331265f786356139659bd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d8db857ab6c8a302097b04155fd2537c26dd195331265f786356139659bd81", kill_on_drop: false }`
[INFO] [stdout] 17d8db857ab6c8a302097b04155fd2537c26dd195331265f786356139659bd81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+bbcc1691a4646a6d2ebb2189bdff5b878407fbe6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df923cfc50a7507d19f5d48671278910a2e7dc8bf418e2377371b3b5b98c1f54
[INFO] running `Command { std: "docker" "start" "-a" "df923cfc50a7507d19f5d48671278910a2e7dc8bf418e2377371b3b5b98c1f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking lc_soln_rust_leon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/leetcode/ood/lvl4/lc0146/soln.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | /             /// the `HashMap::with_capacity()` rounds up to the nearest factor of 2
[INFO] [stdout] 28 | |             /// e.g.
[INFO] [stdout] 29 | |             /// capacity initialized    ->  actual capacity
[INFO] [stdout] 30 | |             /// 2, 3                    ->  4
[INFO] [stdout] 31 | |             /// 4                       ->  8
[INFO] [stdout] 32 | |             /// 8                       ->  16
[INFO] [stdout]    | |______________________________________________^
[INFO] [stdout] 33 |               num_to_node: HashMap::with_capacity(capacity + 1),
[INFO] [stdout]    |               ------------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/leetcode/ood/lvl4/lc0146/soln.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | /             /// the `HashMap::with_capacity()` rounds up to the nearest factor of 2
[INFO] [stdout] 28 | |             /// e.g.
[INFO] [stdout] 29 | |             /// capacity initialized    ->  actual capacity
[INFO] [stdout] 30 | |             /// 2, 3                    ->  4
[INFO] [stdout] 31 | |             /// 4                       ->  8
[INFO] [stdout] 32 | |             /// 8                       ->  16
[INFO] [stdout]    | |______________________________________________^
[INFO] [stdout] 33 |               num_to_node: HashMap::with_capacity(capacity + 1),
[INFO] [stdout]    |               ------------------------------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "df923cfc50a7507d19f5d48671278910a2e7dc8bf418e2377371b3b5b98c1f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df923cfc50a7507d19f5d48671278910a2e7dc8bf418e2377371b3b5b98c1f54", kill_on_drop: false }`
[INFO] [stdout] df923cfc50a7507d19f5d48671278910a2e7dc8bf418e2377371b3b5b98c1f54