[INFO] cloning repository https://github.com/peogway/rust_game_cmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peogway/rust_game_cmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeogway%2Frust_game_cmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeogway%2Frust_game_cmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 630e3c2c8c17e28060f9fea4d9fb6e6b7951e354
[INFO] checking peogway/rust_game_cmd against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeogway%2Frust_game_cmd" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/peogway/rust_game_cmd
[INFO] finished tweaking git repo https://github.com/peogway/rust_game_cmd
[INFO] tweaked toml for git repo https://github.com/peogway/rust_game_cmd written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/peogway/rust_game_cmd on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/peogway/rust_game_cmd 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe6a268ece728f681db0390be2eac328fd1e11983a1d67d271bc80d45b6e30e3
[INFO] running `Command { std: "docker" "start" "-a" "fe6a268ece728f681db0390be2eac328fd1e11983a1d67d271bc80d45b6e30e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe6a268ece728f681db0390be2eac328fd1e11983a1d67d271bc80d45b6e30e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6a268ece728f681db0390be2eac328fd1e11983a1d67d271bc80d45b6e30e3", kill_on_drop: false }`
[INFO] [stdout] fe6a268ece728f681db0390be2eac328fd1e11983a1d67d271bc80d45b6e30e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d93a29893da2ca64e0ac3d50996e478c50637e0f83de864f695b1770641a5ef2
[INFO] running `Command { std: "docker" "start" "-a" "d93a29893da2ca64e0ac3d50996e478c50637e0f83de864f695b1770641a5ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/main.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...   let monster_damage = rand::thread_rng().gen_range(5..=15) + 10 * diff_multi as i32; // Monster damage based on difficulty
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/main.rs:139:37
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     let num = rand::thread_rng().gen_range(1..=4);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/game/Game.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let item = rand::thread_rng().gen_range(1..=7);
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/game/Game.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let coin = rand::thread_rng().gen_range(20..=30);
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/gear/Items.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/monster/Bosses.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/game/Game.rs:154:35
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let item = rand::thread_rng().gen_range(1..=7);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/game/Game.rs:155:35
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let coin = rand::thread_rng().gen_range(20..=30);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/main.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...   let monster_damage = rand::thread_rng().gen_range(5..=15) + 10 * diff_multi as i32; // Monster damage based on difficulty
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/main.rs:139:37
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     let num = rand::thread_rng().gen_range(1..=4);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/game/Game.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let item = rand::thread_rng().gen_range(1..=7);
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/game/Game.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let coin = rand::thread_rng().gen_range(20..=30);
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/gear/Items.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/monster/Bosses.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/gear/Items.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let index = rng.gen_range(0..self.items.len());
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/monster/Bosses.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let index = rng.gen_range(0..self.bosses.len());
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:72:61
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...   let monster_damage = rand::thread_rng().gen_range(5..=15) + 10 * diff_multi as i32; // Monster damage based on difficulty
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/game/Game.rs:154:35
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let item = rand::thread_rng().gen_range(1..=7);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/game/Game.rs:155:35
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let coin = rand::thread_rng().gen_range(20..=30);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/main.rs:139:50
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     let num = rand::thread_rng().gen_range(1..=4);
[INFO] [stdout]     |                                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `option`
[INFO] [stdout]   --> src/game/Game.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let option = match input.trim().to_lowercase().as_str() {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff_multi`
[INFO] [stdout]    --> src/game/Game.rs:184:58
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn player_turn(player: &mut Player, boss: &mut Boss, diff_multi: f32, stage: u8){
[INFO] [stdout]     |                                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diff_multi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stage`
[INFO] [stdout]    --> src/game/Game.rs:184:75
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn player_turn(player: &mut Player, boss: &mut Boss, diff_multi: f32, stage: u8){
[INFO] [stdout]     |                                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/gear/Items.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let index = rng.gen_range(0..self.items.len());
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/monster/Bosses.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let index = rng.gen_range(0..self.bosses.len());
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:72:61
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...   let monster_damage = rand::thread_rng().gen_range(5..=15) + 10 * diff_multi as i32; // Monster damage based on difficulty
[INFO] [stdout]    |                                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/main.rs:139:50
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     let num = rand::thread_rng().gen_range(1..=4);
[INFO] [stdout]     |                                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game/Game.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |         let mut character_choice: u8 = match input.trim().parse() {
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game/Game.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let mut player = match character_choice {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `option`
[INFO] [stdout]   --> src/game/Game.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let option = match input.trim().to_lowercase().as_str() {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff_multi`
[INFO] [stdout]    --> src/game/Game.rs:184:58
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn player_turn(player: &mut Player, boss: &mut Boss, diff_multi: f32, stage: u8){
[INFO] [stdout]     |                                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diff_multi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stage`
[INFO] [stdout]    --> src/game/Game.rs:184:75
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn player_turn(player: &mut Player, boss: &mut Boss, diff_multi: f32, stage: u8){
[INFO] [stdout]     |                                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_stage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Game` should have a snake case name
[INFO] [stdout]  --> src/game/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Game;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `game`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Player` should have a snake case name
[INFO] [stdout]  --> src/player/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Player;
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Items` should have a snake case name
[INFO] [stdout]  --> src/gear/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Items;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case (notice the capitalization): `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Item` should have a snake case name
[INFO] [stdout]  --> src/gear/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Item;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Boss` should have a snake case name
[INFO] [stdout]  --> src/monster/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Boss;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `boss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Bosses` should have a snake case name
[INFO] [stdout]  --> src/monster/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Bosses;
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `bosses`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game/Game.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |         let mut character_choice: u8 = match input.trim().parse() {
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game/Game.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let mut player = match character_choice {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Game` should have a snake case name
[INFO] [stdout]  --> src/game/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Game;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `game`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Player` should have a snake case name
[INFO] [stdout]  --> src/player/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Player;
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Items` should have a snake case name
[INFO] [stdout]  --> src/gear/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Items;
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to snake case (notice the capitalization): `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Item` should have a snake case name
[INFO] [stdout]  --> src/gear/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Item;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Boss` should have a snake case name
[INFO] [stdout]  --> src/monster/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Boss;
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `boss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Bosses` should have a snake case name
[INFO] [stdout]  --> src/monster/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod Bosses;
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `bosses`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "d93a29893da2ca64e0ac3d50996e478c50637e0f83de864f695b1770641a5ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93a29893da2ca64e0ac3d50996e478c50637e0f83de864f695b1770641a5ef2", kill_on_drop: false }`
[INFO] [stdout] d93a29893da2ca64e0ac3d50996e478c50637e0f83de864f695b1770641a5ef2
