[INFO] cloning repository https://github.com/SerhiiBilyk/Battleship
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SerhiiBilyk/Battleship" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhiiBilyk%2FBattleship"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhiiBilyk%2FBattleship'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54f8990e836c12c64f9a8a3728159de947a2c1da
[INFO] checking SerhiiBilyk/Battleship against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhiiBilyk%2FBattleship" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SerhiiBilyk/Battleship on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/SerhiiBilyk/Battleship
[INFO] finished tweaking git repo https://github.com/SerhiiBilyk/Battleship
[INFO] tweaked toml for git repo https://github.com/SerhiiBilyk/Battleship written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/SerhiiBilyk/Battleship already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be31424e183d7e8792b95e37d33a96587f44cf2fa4491dcd3085f6eebe6589c5
[INFO] running `"docker" "start" "-a" "be31424e183d7e8792b95e37d33a96587f44cf2fa4491dcd3085f6eebe6589c5"`
[INFO] [stderr]    Compiling cargo-husky v1.4.0
[INFO] [stderr]     Checking battleship v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/structures.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         /// @todo replace HashMap with Array
[INFO] [stderr] 33 | |         /// Regarding to https://users.rust-lang.org/t/rust-battleship-console-game/31028/2
[INFO] [stderr]    | |___________________________________________________________________________________________^
[INFO] [stderr] 34 |           let mut ships = HashMap::new();
[INFO] [stderr]    |           ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/mediator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     ///read_line allocates a new String every time, while okay for user input,
[INFO] [stderr] 15 | |     /// this could probably be better if we took a &mut String instead.
[INFO] [stderr]    | |_______________________________________________________________________^
[INFO] [stderr] 16 |       let mut input_text = String::new();
[INFO] [stderr]    |       ----------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/mediator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     ///read_line allocates a new String every time, while okay for user input,
[INFO] [stderr] 15 | |     /// this could probably be better if we took a &mut String instead.
[INFO] [stderr]    | |_______________________________________________________________________^
[INFO] [stderr] 16 |       let mut input_text = String::new();
[INFO] [stderr]    |       ----------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/structures.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         /// @todo replace HashMap with Array
[INFO] [stderr] 33 | |         /// Regarding to https://users.rust-lang.org/t/rust-battleship-console-game/31028/2
[INFO] [stderr]    | |___________________________________________________________________________________________^
[INFO] [stderr] 34 |           let mut ships = HashMap::new();
[INFO] [stderr]    |           ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show`
[INFO] [stderr]    --> src/field.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 203 |     pub fn show(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `status_u8`
[INFO] [stderr]   --> src/utils.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn status_u8(status: Status) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `convert_to_u8`
[INFO] [stderr]   --> src/utils.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn convert_to_u8(elem: &[Status; 12]) -> Vec<u8> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/structures.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         /// @todo replace HashMap with Array
[INFO] [stderr] 33 | |         /// Regarding to https://users.rust-lang.org/t/rust-battleship-console-game/31028/2
[INFO] [stderr]    | |___________________________________________________________________________________________^
[INFO] [stderr] 34 |           let mut ships = HashMap::new();
[INFO] [stderr]    |           ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/mediator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     ///read_line allocates a new String every time, while okay for user input,
[INFO] [stderr] 15 | |     /// this could probably be better if we took a &mut String instead.
[INFO] [stderr]    | |_______________________________________________________________________^
[INFO] [stderr] 16 |       let mut input_text = String::new();
[INFO] [stderr]    |       ----------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/mediator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     ///read_line allocates a new String every time, while okay for user input,
[INFO] [stderr] 15 | |     /// this could probably be better if we took a &mut String instead.
[INFO] [stderr]    | |_______________________________________________________________________^
[INFO] [stderr] 16 |       let mut input_text = String::new();
[INFO] [stderr]    |       ----------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/structures.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         /// @todo replace HashMap with Array
[INFO] [stderr] 33 | |         /// Regarding to https://users.rust-lang.org/t/rust-battleship-console-game/31028/2
[INFO] [stderr]    | |___________________________________________________________________________________________^
[INFO] [stderr] 34 |           let mut ships = HashMap::new();
[INFO] [stderr]    |           ------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `"docker" "inspect" "be31424e183d7e8792b95e37d33a96587f44cf2fa4491dcd3085f6eebe6589c5"`
[INFO] running `"docker" "rm" "-f" "be31424e183d7e8792b95e37d33a96587f44cf2fa4491dcd3085f6eebe6589c5"`
[INFO] [stdout] be31424e183d7e8792b95e37d33a96587f44cf2fa4491dcd3085f6eebe6589c5