[INFO] updating cached repository rtulip/rustGame
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rtulip/rustGame
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rtulip/rustGame" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/rtulip/rustGame"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/rtulip/rustGame'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rtulip/rustGame" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/rtulip/rustGame"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/rtulip/rustGame'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50f0c6a3fa8f43ce702d1880be24b0b0e1e66889
[INFO] sha for GitHub repo rtulip/rustGame: 50f0c6a3fa8f43ce702d1880be24b0b0e1e66889
[INFO] validating manifest of rtulip/rustGame on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rtulip/rustGame on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rtulip/rustGame
[INFO] finished frobbing rtulip/rustGame
[INFO] frobbed toml for rtulip/rustGame written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/rtulip/rustGame/Cargo.toml
[INFO] started frobbing rtulip/rustGame
[INFO] finished frobbing rtulip/rustGame
[INFO] frobbed toml for rtulip/rustGame written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/rtulip/rustGame/Cargo.toml
[INFO] crate rtulip/rustGame already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rtulip/rustGame against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-0/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/rtulip/rustGame:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ccbda0e7bb4ba6a595fac95e4c0db0e2ab21c5bc8eac063a76a9c10d61c002d7
[INFO] running `"docker" "start" "-a" "ccbda0e7bb4ba6a595fac95e4c0db0e2ab21c5bc8eac063a76a9c10d61c002d7"`
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking pathfinding v1.1.12
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking piston2d-graphics v0.32.0
[INFO] [stderr]     Checking pistoncore-input v0.26.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]     Checking pistoncore-window v0.41.0
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.46.0
[INFO] [stderr]     Checking piston v0.46.0
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.65.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.59.0
[INFO] [stderr]     Checking rust_game v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game/game_struct.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut controller: GameController;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game/game_struct.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut controller: GameController;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "ccbda0e7bb4ba6a595fac95e4c0db0e2ab21c5bc8eac063a76a9c10d61c002d7"`
[INFO] running `"docker" "rm" "-f" "ccbda0e7bb4ba6a595fac95e4c0db0e2ab21c5bc8eac063a76a9c10d61c002d7"`
[INFO] [stdout] ccbda0e7bb4ba6a595fac95e4c0db0e2ab21c5bc8eac063a76a9c10d61c002d7