[INFO] updating cached repository https://github.com/SerhiiBilyk/Battleship
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54f8990e836c12c64f9a8a3728159de947a2c1da
[INFO] testing SerhiiBilyk/Battleship against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhiiBilyk%2FBattleship" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SerhiiBilyk/Battleship on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-5/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b647ff9127e8c3056ba7d84c219e6b9caf54f16a976e06cf32e6a97676e6f843
[INFO] running `"docker" "start" "-a" "b647ff9127e8c3056ba7d84c219e6b9caf54f16a976e06cf32e6a97676e6f843"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.7
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[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: associated function is never used: `show`
[INFO] [stderr]    --> src/field.rs:203:12
[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:33:8
[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:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn convert_to_u8(elem: &[Status; 12]) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `"docker" "inspect" "b647ff9127e8c3056ba7d84c219e6b9caf54f16a976e06cf32e6a97676e6f843"`
[INFO] running `"docker" "rm" "-f" "b647ff9127e8c3056ba7d84c219e6b9caf54f16a976e06cf32e6a97676e6f843"`
[INFO] [stdout] b647ff9127e8c3056ba7d84c219e6b9caf54f16a976e06cf32e6a97676e6f843
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a71d586fe3019a77954afb573935a52730486b8c1a94eea87b1de1e7bd78f158
[INFO] running `"docker" "start" "-a" "a71d586fe3019a77954afb573935a52730486b8c1a94eea87b1de1e7bd78f158"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cargo-husky v1.4.0
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "a71d586fe3019a77954afb573935a52730486b8c1a94eea87b1de1e7bd78f158"`
[INFO] running `"docker" "rm" "-f" "a71d586fe3019a77954afb573935a52730486b8c1a94eea87b1de1e7bd78f158"`
[INFO] [stdout] a71d586fe3019a77954afb573935a52730486b8c1a94eea87b1de1e7bd78f158
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] caac44031b8f4b56b8c63ad75abf9cce5fdb89081fa100ad2ae1e7793054e799
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "caac44031b8f4b56b8c63ad75abf9cce5fdb89081fa100ad2ae1e7793054e799"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: 2 warnings emitted
[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: 2 warnings emitted
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/battleship-a78d6f902d837cb1
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/battleship-e5c6f26e24edbc7a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test::create_field ... ok
[INFO] [stdout] test test::check_permission_negative ... ok
[INFO] [stdout] test test::check_permission_positive ... ok
[INFO] [stdout] test test::draw_by_path ... ok
[INFO] [stdout] test test::create_new_player ... ok
[INFO] [stdout] test test::scan_for ... ok
[INFO] [stdout] test test::test_generate_all_empty_points ... ok
[INFO] [stdout] test test::draw_ship_core_performance ... ok
[INFO] [stdout] test test::draw_ship_core ... ok
[INFO] [stdout] test test::get_ships ... ok
[INFO] [stdout] test test::draw_ship_bounds ... ok
[INFO] [stdout] test test::get_cell_value ... ok
[INFO] [stdout] test test::generate_ship_bounds ... ok
[INFO] [stdout] test test::draw_cell ... ok
[INFO] [stdout] test test::reduce_ships ... ok
[INFO] [stdout] test test::player_init ... ok
[INFO] [stdout] test test::random_point ... ok
[INFO] [stdout] test test::generate_random_field ... ok
[INFO] [stderr]    Doc-tests battleship
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "caac44031b8f4b56b8c63ad75abf9cce5fdb89081fa100ad2ae1e7793054e799"`
[INFO] running `"docker" "rm" "-f" "caac44031b8f4b56b8c63ad75abf9cce5fdb89081fa100ad2ae1e7793054e799"`
[INFO] [stdout] caac44031b8f4b56b8c63ad75abf9cce5fdb89081fa100ad2ae1e7793054e799