[INFO] cloning repository https://github.com/Gonzih/crablike
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gonzih/crablike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Fcrablike", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Fcrablike'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 840d11fc3a6ce09cb46a5117170b8142ba38b7de
[INFO] checking Gonzih/crablike against master#bdcb6a99e853732f8ec050ae4986aa3af51d44c5 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGonzih%2Fcrablike" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gonzih/crablike on toolchain bdcb6a99e853732f8ec050ae4986aa3af51d44c5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gonzih/crablike
[INFO] finished tweaking git repo https://github.com/Gonzih/crablike
[INFO] tweaked toml for git repo https://github.com/Gonzih/crablike written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/Gonzih/crablike already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8db56ce84daa4a002da3177bb7d323d690b5b93b5e09abc2f14e9b778ca6c4
[INFO] running `Command { std: "docker" "start" "-a" "8a8db56ce84daa4a002da3177bb7d323d690b5b93b5e09abc2f14e9b778ca6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8db56ce84daa4a002da3177bb7d323d690b5b93b5e09abc2f14e9b778ca6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8db56ce84daa4a002da3177bb7d323d690b5b93b5e09abc2f14e9b778ca6c4", kill_on_drop: false }`
[INFO] [stdout] 8a8db56ce84daa4a002da3177bb7d323d690b5b93b5e09abc2f14e9b778ca6c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e04deb6e2aef3c0bc13a78ac4c4de85d8737d38970dd8733540a9e1e48c83c
[INFO] running `Command { std: "docker" "start" "-a" "56e04deb6e2aef3c0bc13a78ac4c4de85d8737d38970dd8733540a9e1e48c83c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tcod v0.15.0
[INFO] [stderr]     Checking crablike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let mut previous_player_position = (-1, -1);
[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/main.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let mut previous_player_position = (-1, -1);
[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: unused borrow that must be used
[INFO] [stdout]   --> src/mytcod.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 | /                 &self.fov.set(
[INFO] [stdout] 59 | |                     x,
[INFO] [stdout] 60 | |                     y,
[INFO] [stdout] 61 | |                     !game.map[x as usize][y as usize].block_sight,
[INFO] [stdout] 62 | |                     !game.map[x as usize][y as usize].blocked,
[INFO] [stdout] 63 | |                 );
[INFO] [stdout]    | |_________________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let _ = &self.fov.set(
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/mytcod.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 | /                 &self.fov.set(
[INFO] [stdout] 59 | |                     x,
[INFO] [stdout] 60 | |                     y,
[INFO] [stdout] 61 | |                     !game.map[x as usize][y as usize].block_sight,
[INFO] [stdout] 62 | |                     !game.map[x as usize][y as usize].blocked,
[INFO] [stdout] 63 | |                 );
[INFO] [stdout]    | |_________________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let _ = &self.fov.set(
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56e04deb6e2aef3c0bc13a78ac4c4de85d8737d38970dd8733540a9e1e48c83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e04deb6e2aef3c0bc13a78ac4c4de85d8737d38970dd8733540a9e1e48c83c", kill_on_drop: false }`
[INFO] [stdout] 56e04deb6e2aef3c0bc13a78ac4c4de85d8737d38970dd8733540a9e1e48c83c