Dec 19 12:06:08.391 INFO checking nabeelomer/ImageBuilder against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:06:08.391 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nabeelomer/ImageBuilder:/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 12:06:08.558 INFO [stdout] 3c382345e8987e1f9bd248d7914a0f01a02e87d4bd7aeb7305829ee043ad4202
Dec 19 12:06:08.561 INFO running `"docker" "start" "-a" "3c382345e8987e1f9bd248d7914a0f01a02e87d4bd7aeb7305829ee043ad4202"`
Dec 19 12:06:10.000 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 19 12:06:10.012 INFO [stderr]     Checking num-rational v0.1.40
Dec 19 12:06:10.012 INFO [stderr]     Checking ordered-float v0.5.0
Dec 19 12:06:10.012 INFO [stderr]     Checking rayon v0.8.2
Dec 19 12:06:10.771 INFO [stderr]     Checking rusttype v0.3.0
Dec 19 12:06:13.300 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 19 12:06:14.398 INFO [stderr]     Checking image v0.18.0
Dec 19 12:06:18.634 INFO [stderr]     Checking ImageBuilder v0.1.0 (/opt/crater/workdir)
Dec 19 12:06:19.209 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:06:19.209 INFO [stderr]   --> src/main.rs:11:9
Dec 19 12:06:19.209 INFO [stderr]    |
Dec 19 12:06:19.209 INFO [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
Dec 19 12:06:19.209 INFO [stderr]    |         ----^^^^^
Dec 19 12:06:19.210 INFO [stderr]    |         |
Dec 19 12:06:19.210 INFO [stderr]    |         help: remove this `mut`
Dec 19 12:06:19.210 INFO [stderr]    |
Dec 19 12:06:19.211 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 12:06:19.211 INFO [stderr] 
Dec 19 12:06:19.225 INFO [stderr] warning: crate `ImageBuilder` should have a snake case name such as `image_builder`
Dec 19 12:06:19.225 INFO [stderr]   |
Dec 19 12:06:19.225 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 12:06:19.226 INFO [stderr] 
Dec 19 12:06:19.355 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:06:19.355 INFO [stderr]   --> src/main.rs:11:9
Dec 19 12:06:19.355 INFO [stderr]    |
Dec 19 12:06:19.355 INFO [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
Dec 19 12:06:19.355 INFO [stderr]    |         ----^^^^^
Dec 19 12:06:19.355 INFO [stderr]    |         |
Dec 19 12:06:19.355 INFO [stderr]    |         help: remove this `mut`
Dec 19 12:06:19.355 INFO [stderr]    |
Dec 19 12:06:19.355 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 12:06:19.355 INFO [stderr] 
Dec 19 12:06:19.363 INFO [stderr] warning: crate `ImageBuilder` should have a snake case name such as `image_builder`
Dec 19 12:06:19.363 INFO [stderr]   |
Dec 19 12:06:19.364 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 12:06:19.364 INFO [stderr] 
Dec 19 12:06:19.395 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
Dec 19 12:06:20.346 INFO running `"docker" "inspect" "3c382345e8987e1f9bd248d7914a0f01a02e87d4bd7aeb7305829ee043ad4202"`
Dec 19 12:06:20.600 INFO running `"docker" "rm" "-f" "3c382345e8987e1f9bd248d7914a0f01a02e87d4bd7aeb7305829ee043ad4202"`
Dec 19 12:06:20.956 INFO [stdout] 3c382345e8987e1f9bd248d7914a0f01a02e87d4bd7aeb7305829ee043ad4202