[INFO] cloning repository https://github.com/watsyurname529/rust-rl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/watsyurname529/rust-rl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatsyurname529%2Frust-rl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatsyurname529%2Frust-rl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5df16ce1a73a60e94620e1590f01ff88d9746a1b
[INFO] checking watsyurname529/rust-rl against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatsyurname529%2Frust-rl" "/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/watsyurname529/rust-rl
[INFO] finished tweaking git repo https://github.com/watsyurname529/rust-rl
[INFO] tweaked toml for git repo https://github.com/watsyurname529/rust-rl written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/watsyurname529/rust-rl on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/watsyurname529/rust-rl 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/thebracket/rltk_rs`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/map.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut bg;
[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/monster_syst.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (entity, mut vs, mut pos, _mon) in (&entities, &mut vis, &mut pos, &mon).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/monster_syst.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (entity, mut vs, mut pos, _mon) in (&entities, &mut vis, &mut pos, &mon).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/damage_syst.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for (mut stats, damage) in (&mut combat_stats, &damage_msg).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/map.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |             let mut bg;
[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/monster_syst.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (entity, mut vs, mut pos, _mon) in (&entities, &mut vis, &mut pos, &mon).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/monster_syst.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for (entity, mut vs, mut pos, _mon) in (&entities, &mut vis, &mut pos, &mon).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/damage_syst.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for (mut stats, damage) in (&mut combat_stats, &damage_msg).join() {
[INFO] [stdout]    |              ----^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.66s
[INFO] running `Command { std: "docker" "inspect" "db4917a2734e72d48fb3b8aef30fefe048e6ee4236abb729909cbbfd22182e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4917a2734e72d48fb3b8aef30fefe048e6ee4236abb729909cbbfd22182e73", kill_on_drop: false }`
[INFO] [stdout] db4917a2734e72d48fb3b8aef30fefe048e6ee4236abb729909cbbfd22182e73
