Dec 19 17:51:56.524 INFO checking donachys/midpoint_displacement_2d_terrain against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:51:56.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/donachys/midpoint_displacement_2d_terrain:/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 17:51:56.736 INFO [stdout] cabeba68be1c746c8469e9d43615ec8a207214a230ff3bec59ef7555fceb1a6c
Dec 19 17:51:56.738 INFO running `"docker" "start" "-a" "cabeba68be1c746c8469e9d43615ec8a207214a230ff3bec59ef7555fceb1a6c"`
Dec 19 17:51:57.772 INFO [stderr]    Compiling miniz-sys v0.1.7
Dec 19 17:51:59.141 INFO [stderr]     Checking flate2 v0.2.14
Dec 19 17:51:59.676 INFO [stderr]     Checking png v0.5.2
Dec 19 17:52:00.588 INFO [stderr]     Checking image v0.10.4
Dec 19 17:52:03.893 INFO [stderr]     Checking midpoint_displacement_2d v0.1.0 (/opt/crater/workdir)
Dec 19 17:52:04.419 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:52:04.419 INFO [stderr]   --> src/main.rs:58:13
Dec 19 17:52:04.419 INFO [stderr]    |
Dec 19 17:52:04.419 INFO [stderr] 58 |         let mut pixel = imgbuf.get_pixel_mut(wheel_center.x, wheel_center.y);
Dec 19 17:52:04.419 INFO [stderr]    |             ----^^^^^
Dec 19 17:52:04.419 INFO [stderr]    |             |
Dec 19 17:52:04.419 INFO [stderr]    |             help: remove this `mut`
Dec 19 17:52:04.419 INFO [stderr]    |
Dec 19 17:52:04.419 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 17:52:04.419 INFO [stderr] 
Dec 19 17:52:04.583 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:52:04.583 INFO [stderr]   --> src/main.rs:58:13
Dec 19 17:52:04.583 INFO [stderr]    |
Dec 19 17:52:04.583 INFO [stderr] 58 |         let mut pixel = imgbuf.get_pixel_mut(wheel_center.x, wheel_center.y);
Dec 19 17:52:04.583 INFO [stderr]    |             ----^^^^^
Dec 19 17:52:04.583 INFO [stderr]    |             |
Dec 19 17:52:04.583 INFO [stderr]    |             help: remove this `mut`
Dec 19 17:52:04.583 INFO [stderr]    |
Dec 19 17:52:04.583 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 17:52:04.583 INFO [stderr] 
Dec 19 17:52:04.607 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.97s
Dec 19 17:52:04.856 INFO running `"docker" "inspect" "cabeba68be1c746c8469e9d43615ec8a207214a230ff3bec59ef7555fceb1a6c"`
Dec 19 17:52:05.010 INFO running `"docker" "rm" "-f" "cabeba68be1c746c8469e9d43615ec8a207214a230ff3bec59ef7555fceb1a6c"`
Dec 19 17:52:05.274 INFO [stdout] cabeba68be1c746c8469e9d43615ec8a207214a230ff3bec59ef7555fceb1a6c