[INFO] cloning repository https://github.com/monsterooo/roguelike-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monsterooo/roguelike-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsterooo%2Froguelike-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsterooo%2Froguelike-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00cb6817c9d01502dd61f5082fa1131cec518726
[INFO] checking monsterooo/roguelike-rs against master#4e1f5d90bca45207605a88e39b1f76abcdb85d2f for pr-123962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsterooo%2Froguelike-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monsterooo/roguelike-rs on toolchain 4e1f5d90bca45207605a88e39b1f76abcdb85d2f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monsterooo/roguelike-rs
[INFO] finished tweaking git repo https://github.com/monsterooo/roguelike-rs
[INFO] tweaked toml for git repo https://github.com/monsterooo/roguelike-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/monsterooo/roguelike-rs 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" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e90140bef4445b25dd0eb6bb0242802b28f7e32ffd1a0069307f7a1f1cfc74c4
[INFO] running `Command { std: "docker" "start" "-a" "e90140bef4445b25dd0eb6bb0242802b28f7e32ffd1a0069307f7a1f1cfc74c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e90140bef4445b25dd0eb6bb0242802b28f7e32ffd1a0069307f7a1f1cfc74c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90140bef4445b25dd0eb6bb0242802b28f7e32ffd1a0069307f7a1f1cfc74c4", kill_on_drop: false }`
[INFO] [stdout] e90140bef4445b25dd0eb6bb0242802b28f7e32ffd1a0069307f7a1f1cfc74c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 718de1d71ce24de36269d49e69d7063a0c7b0ad16e1e73b0f22cabd9a680fa93
[INFO] running `Command { std: "docker" "start" "-a" "718de1d71ce24de36269d49e69d7063a0c7b0ad16e1e73b0f22cabd9a680fa93", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]     Checking tcod v0.15.0
[INFO] [stderr]     Checking roguelike-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tcod::colors::{self, *};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tcod::colors::{self, *};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let mut player = Object::new(0, 0, '@', "player", WHITE, true);
[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: fields `name`, `blocks`, and `alive` are never read
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct Object {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 70 |     blocks: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 71 |     alive: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let mut player = Object::new(0, 0, '@', "player", WHITE, true);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `blocks`, and `alive` are never read
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct Object {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 70 |     blocks: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 71 |     alive: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "718de1d71ce24de36269d49e69d7063a0c7b0ad16e1e73b0f22cabd9a680fa93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718de1d71ce24de36269d49e69d7063a0c7b0ad16e1e73b0f22cabd9a680fa93", kill_on_drop: false }`
[INFO] [stdout] 718de1d71ce24de36269d49e69d7063a0c7b0ad16e1e73b0f22cabd9a680fa93