[INFO] cloning repository https://github.com/lonski/yarg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lonski/yarg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fyarg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fyarg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7500f4e71cec2189ca28116b4fbb4caffeb3cf8
[INFO] testing lonski/yarg against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fyarg" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lonski/yarg
[INFO] finished tweaking git repo https://github.com/lonski/yarg
[INFO] tweaked toml for git repo https://github.com/lonski/yarg written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lonski/yarg on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lonski/yarg 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `serde_json::map::Entry`
[INFO] [stdout]  --> src/components.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::map::Entry;
[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: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/inventory_system.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DiceType`
[INFO] [stdout]  --> src/player.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rltk::{DiceType, Point, RandomNumberGenerator, Rltk, VirtualKeyCode};
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `specs::prelude::*`
[INFO] [stdout]  --> src/spawner.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use specs::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/damage_system.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         for (entity, mut stats, damage) in (&entities, &mut stats, &damage).join() {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/hunger_system.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for (entity, mut clock) in (&entities, &mut hunger_clock).join() {
[INFO] [stdout]    |                      ----^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/inventory_system.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             mut map,
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `used_item` is never read
[INFO] [stdout]    --> src/inventory_system.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     used_item = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 346 |                     used_item = true;
[INFO] [stdout]     |                     ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `used_item` is never read
[INFO] [stdout]    --> src/inventory_system.rs:346:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 used_item = true;
[INFO] [stdout]     |                 ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 346 |                     used_item = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/monster_ai_system.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stdout]    |                      ----^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/monster_ai_system.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/particle_system.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |         for (entity, mut particle) in (&entities, &mut particles).join() {
[INFO] [stdout]     |                      ----^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_ITEMS` is never used
[INFO] [stdout]   --> src/spawner.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_ITEMS: i32 = 2;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_monster` is never used
[INFO] [stdout]    --> src/spawner.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn random_monster(ecs: &mut World, x: i32, y: i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_item` is never used
[INFO] [stdout]    --> src/spawner.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn random_item(ecs: &mut World, x: i32, y: i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2m 18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::map::Entry`
[INFO] [stdout]  --> src/components.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::map::Entry;
[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: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/inventory_system.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DiceType`
[INFO] [stdout]  --> src/player.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rltk::{DiceType, Point, RandomNumberGenerator, Rltk, VirtualKeyCode};
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `specs::prelude::*`
[INFO] [stdout]  --> src/spawner.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use specs::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/damage_system.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         for (entity, mut stats, damage) in (&entities, &mut stats, &damage).join() {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/hunger_system.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for (entity, mut clock) in (&entities, &mut hunger_clock).join() {
[INFO] [stdout]    |                      ----^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/inventory_system.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             mut map,
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `used_item` is never read
[INFO] [stdout]    --> src/inventory_system.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     used_item = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 346 |                     used_item = true;
[INFO] [stdout]     |                     ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `used_item` is never read
[INFO] [stdout]    --> src/inventory_system.rs:346:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 used_item = true;
[INFO] [stdout]     |                 ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 346 |                     used_item = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/monster_ai_system.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stdout]    |                      ----^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/monster_ai_system.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/particle_system.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |         for (entity, mut particle) in (&entities, &mut particles).join() {
[INFO] [stdout]     |                      ----^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_ITEMS` is never used
[INFO] [stdout]   --> src/spawner.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_ITEMS: i32 = 2;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_monster` is never used
[INFO] [stdout]    --> src/spawner.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn random_monster(ecs: &mut World, x: i32, y: i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_item` is never used
[INFO] [stdout]    --> src/spawner.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn random_item(ecs: &mut World, x: i32, y: i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde_json::map::Entry`
[INFO] [stderr]  --> src/components.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::map::Entry;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> src/inventory_system.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DiceType`
[INFO] [stderr]  --> src/player.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rltk::{DiceType, Point, RandomNumberGenerator, Rltk, VirtualKeyCode};
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `specs::prelude::*`
[INFO] [stderr]  --> src/spawner.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use specs::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/damage_system.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |         for (entity, mut stats, damage) in (&entities, &mut stats, &damage).join() {
[INFO] [stderr]    |                      ----^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hunger_system.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for (entity, mut clock) in (&entities, &mut hunger_clock).join() {
[INFO] [stderr]    |                      ----^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/inventory_system.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             mut map,
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `used_item` is never read
[INFO] [stderr]    --> src/inventory_system.rs:327:21
[INFO] [stderr]     |
[INFO] [stderr] 327 |                     used_item = true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 346 |                     used_item = true;
[INFO] [stderr]     |                     ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `used_item` is never read
[INFO] [stderr]    --> src/inventory_system.rs:346:21
[INFO] [stderr]     |
[INFO] [stderr] 257 |                 used_item = true;
[INFO] [stderr]     |                 ---------------- `used_item` is overwritten here before the previous value is read
[INFO] [stderr] ...
[INFO] [stderr] 346 |                     used_item = true;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/monster_ai_system.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stderr]    |                      ----^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/monster_ai_system.rs:47:46
[INFO] [stderr]    |
[INFO] [stderr] 47 |         for (entity, mut viewshed, _monster, mut pos) in
[INFO] [stderr]    |                                              ----^^^
[INFO] [stderr]    |                                              |
[INFO] [stderr]    |                                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/particle_system.rs:103:22
[INFO] [stderr]     |
[INFO] [stderr] 103 |         for (entity, mut particle) in (&entities, &mut particles).join() {
[INFO] [stderr]     |                      ----^^^^^^^^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MAX_ITEMS` is never used
[INFO] [stderr]   --> src/spawner.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const MAX_ITEMS: i32 = 2;
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_monster` is never used
[INFO] [stderr]    --> src/spawner.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 | pub fn random_monster(ecs: &mut World, x: i32, y: i32) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_item` is never used
[INFO] [stderr]    --> src/spawner.rs:130:4
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn random_item(ecs: &mut World, x: i32, y: i32) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `yarg` (bin "yarg" test) generated 15 warnings (run `cargo fix --bin "yarg" -p yarg --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/yarg-258a658bfd056906)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506", kill_on_drop: false }`
[INFO] [stdout] 5f6eb8708ee2cada08f3b6820440dfc5f716edabd133ec9d009dade17b27c506
