Dec 19 21:07:34.932 INFO checking abhinavmuta/rsmario against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:07:34.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/abhinavmuta/rsmario:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:07:35.235 INFO [stdout] 7fc042b21b3cc15f5ec405d054bed856cf6927f2a356b06ac52649387f042cf9
Dec 19 21:07:35.238 INFO running `"docker" "start" "-a" "7fc042b21b3cc15f5ec405d054bed856cf6927f2a356b06ac52649387f042cf9"`
Dec 19 21:07:36.560 INFO [stderr]     Checking arrayvec v0.4.5
Dec 19 21:07:36.560 INFO [stderr]     Checking rayon-core v1.2.1
Dec 19 21:07:36.560 INFO [stderr]    Compiling serde_derive v1.0.17
Dec 19 21:07:37.540 INFO [stderr]     Checking rayon v0.8.2
Dec 19 21:07:38.004 INFO [stderr]     Checking rusttype v0.2.3
Dec 19 21:07:41.029 INFO [stderr]     Checking piston2d-graphics v0.23.0
Dec 19 21:07:43.536 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 19 21:07:45.256 INFO [stderr]     Checking pistoncore-input v0.20.0
Dec 19 21:07:45.600 INFO [stderr]     Checking image v0.17.0
Dec 19 21:07:48.220 INFO [stderr]     Checking pistoncore-window v0.30.0
Dec 19 21:07:49.073 INFO [stderr]     Checking pistoncore-event_loop v0.35.0
Dec 19 21:07:49.075 INFO [stderr]     Checking pistoncore-glutin_window v0.42.0
Dec 19 21:07:50.259 INFO [stderr]     Checking piston-gfx_texture v0.29.0
Dec 19 21:07:50.259 INFO [stderr]     Checking piston2d-opengl_graphics v0.49.0
Dec 19 21:07:50.696 INFO [stderr]     Checking piston v0.35.0
Dec 19 21:07:52.436 INFO [stderr]     Checking piston2d-gfx_graphics v0.46.0
Dec 19 21:07:54.786 INFO [stderr]     Checking piston_window v0.73.0
Dec 19 21:07:56.352 INFO [stderr]     Checking rsmario v0.1.0 (/opt/crater/workdir)
Dec 19 21:07:57.684 INFO [stderr] warning: unused variable: `gl`
Dec 19 21:07:57.684 INFO [stderr]   --> src/main.rs:18:13
Dec 19 21:07:57.684 INFO [stderr]    |
Dec 19 21:07:57.684 INFO [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
Dec 19 21:07:57.684 INFO [stderr]    |             ^^ help: consider using `_gl` instead
Dec 19 21:07:57.684 INFO [stderr]    |
Dec 19 21:07:57.684 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:07:57.684 INFO [stderr] 
Dec 19 21:07:57.684 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:07:57.684 INFO [stderr]   --> src/main.rs:18:9
Dec 19 21:07:57.684 INFO [stderr]    |
Dec 19 21:07:57.684 INFO [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
Dec 19 21:07:57.684 INFO [stderr]    |         ----^^
Dec 19 21:07:57.684 INFO [stderr]    |         |
Dec 19 21:07:57.684 INFO [stderr]    |         help: remove this `mut`
Dec 19 21:07:57.684 INFO [stderr]    |
Dec 19 21:07:57.684 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:07:57.684 INFO [stderr] 
Dec 19 21:07:57.974 INFO [stderr] warning: unused variable: `gl`
Dec 19 21:07:57.974 INFO [stderr]   --> src/main.rs:18:13
Dec 19 21:07:57.974 INFO [stderr]    |
Dec 19 21:07:57.974 INFO [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
Dec 19 21:07:57.974 INFO [stderr]    |             ^^ help: consider using `_gl` instead
Dec 19 21:07:57.974 INFO [stderr]    |
Dec 19 21:07:57.974 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:07:57.974 INFO [stderr] 
Dec 19 21:07:57.974 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:07:57.974 INFO [stderr]   --> src/main.rs:18:9
Dec 19 21:07:57.974 INFO [stderr]    |
Dec 19 21:07:57.974 INFO [stderr] 18 |     let mut gl = GlGraphics::new(opengl);
Dec 19 21:07:57.974 INFO [stderr]    |         ----^^
Dec 19 21:07:57.974 INFO [stderr]    |         |
Dec 19 21:07:57.974 INFO [stderr]    |         help: remove this `mut`
Dec 19 21:07:57.974 INFO [stderr]    |
Dec 19 21:07:57.974 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:07:57.974 INFO [stderr] 
Dec 19 21:07:57.989 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.71s
Dec 19 21:07:58.474 INFO running `"docker" "inspect" "7fc042b21b3cc15f5ec405d054bed856cf6927f2a356b06ac52649387f042cf9"`
Dec 19 21:07:58.723 INFO running `"docker" "rm" "-f" "7fc042b21b3cc15f5ec405d054bed856cf6927f2a356b06ac52649387f042cf9"`
Dec 19 21:07:58.922 INFO [stdout] 7fc042b21b3cc15f5ec405d054bed856cf6927f2a356b06ac52649387f042cf9