[INFO] fetching crate text_based_rpg 0.1.0...
[INFO] building text_based_rpg-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate text_based_rpg 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate text_based_rpg 0.1.0
[INFO] finished tweaking crates.io crate text_based_rpg 0.1.0
[INFO] tweaked toml for crates.io crate text_based_rpg 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate text_based_rpg 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate text_based_rpg 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4f4e155e944d45a07cdc41676a96fe6349c7086486e4cfd0bd762acfdb16961
[INFO] running `Command { std: "docker" "start" "-a" "a4f4e155e944d45a07cdc41676a96fe6349c7086486e4cfd0bd762acfdb16961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f4e155e944d45a07cdc41676a96fe6349c7086486e4cfd0bd762acfdb16961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f4e155e944d45a07cdc41676a96fe6349c7086486e4cfd0bd762acfdb16961", kill_on_drop: false }`
[INFO] [stdout] a4f4e155e944d45a07cdc41676a96fe6349c7086486e4cfd0bd762acfdb16961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a9d9f34ddebeb35fd8dabac5b4c90d9a0ba18bf779f23e09a83994d22b60584
[INFO] running `Command { std: "docker" "start" "-a" "8a9d9f34ddebeb35fd8dabac5b4c90d9a0ba18bf779f23e09a83994d22b60584", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling text_based_rpg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/entity.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::weapons::{self, Weapon};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hero`, `User`, and `items::Item`
[INFO] [stdout]    --> src/entity.rs:233:22
[INFO] [stdout]     |
[INFO] [stdout] 233 |             entity::{Hero, User},
[INFO] [stdout]     |                      ^^^^  ^^^^
[INFO] [stdout] 234 |             items::Item,
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::entity::Entity`
[INFO] [stdout]    --> src/entity.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |         use crate::entity::Entity;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::weapons::Weapon`
[INFO] [stdout]    --> src/entity.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         use crate::weapons::Weapon;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::entity::Entity`
[INFO] [stdout]    --> src/entity.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         use crate::entity::Entity;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::weapons::Weapon`
[INFO] [stdout]    --> src/entity.rs:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |         use crate::weapons::Weapon;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Enemy`
[INFO] [stdout]  --> src/locations/loot.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::entity::{Enemy, Entity};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations/loot.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]   --> src/locations.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use super::Location;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Enemy` and `monsters::greater_taiga`
[INFO] [stdout]   --> src/locations.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use crate::entity::{monsters::greater_taiga, Enemy};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/entity.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |             |target|{}, // Effect
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |             |target|{}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_input`
[INFO] [stdout]   --> src/game.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `user_select_ith_index_from_vec` is never used
[INFO] [stdout]   --> src/entity.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub trait User {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn user_select_ith_index_from_vec(&mut self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.76s
[INFO] running `Command { std: "docker" "inspect" "8a9d9f34ddebeb35fd8dabac5b4c90d9a0ba18bf779f23e09a83994d22b60584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9d9f34ddebeb35fd8dabac5b4c90d9a0ba18bf779f23e09a83994d22b60584", kill_on_drop: false }`
[INFO] [stdout] 8a9d9f34ddebeb35fd8dabac5b4c90d9a0ba18bf779f23e09a83994d22b60584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e164029043a801b35383e5623d16d654aa0a97ca79e9b3dd814712502361443
[INFO] running `Command { std: "docker" "start" "-a" "5e164029043a801b35383e5623d16d654aa0a97ca79e9b3dd814712502361443", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_based_rpg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/entity.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::weapons::{self, Weapon};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hero`, `User`, and `items::Item`
[INFO] [stdout]    --> src/entity.rs:233:22
[INFO] [stdout]     |
[INFO] [stdout] 233 |             entity::{Hero, User},
[INFO] [stdout]     |                      ^^^^  ^^^^
[INFO] [stdout] 234 |             items::Item,
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::entity::Entity`
[INFO] [stdout]    --> src/entity.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |         use crate::entity::Entity;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::weapons::Weapon`
[INFO] [stdout]    --> src/entity.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         use crate::weapons::Weapon;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::entity::Entity`
[INFO] [stdout]    --> src/entity.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         use crate::entity::Entity;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::weapons::Weapon`
[INFO] [stdout]    --> src/entity.rs:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |         use crate::weapons::Weapon;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Enemy`
[INFO] [stdout]  --> src/locations/loot.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::entity::{Enemy, Entity};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations/loot.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]   --> src/locations.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use super::Location;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Enemy` and `monsters::greater_taiga`
[INFO] [stdout]   --> src/locations.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use crate::entity::{monsters::greater_taiga, Enemy};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/entity.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |             |target|{}, // Effect
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |             |target|{}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_input`
[INFO] [stdout]   --> src/game.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `user_select_ith_index_from_vec` is never used
[INFO] [stdout]   --> src/entity.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub trait User {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn user_select_ith_index_from_vec(&mut self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/entity.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::weapons::{self, Weapon};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/game.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     use std::io::{self, BufRead};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Enemy`
[INFO] [stdout]  --> src/locations/loot.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::entity::{Enemy, Entity};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::Item`
[INFO] [stdout]  --> src/locations/loot.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::items::Item;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Enemy`
[INFO] [stdout]   --> src/locations.rs:28:50
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use crate::entity::{monsters::greater_taiga, Enemy};
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/entity.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |             |target|{}, // Effect
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |             |target|{}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/entity/monsters/greater_taiga.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |             |target| {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_input`
[INFO] [stdout]   --> src/game.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut user_input = String::new();
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "5e164029043a801b35383e5623d16d654aa0a97ca79e9b3dd814712502361443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e164029043a801b35383e5623d16d654aa0a97ca79e9b3dd814712502361443", kill_on_drop: false }`
[INFO] [stdout] 5e164029043a801b35383e5623d16d654aa0a97ca79e9b3dd814712502361443
