Dec 11 12:59:21.352 INFO checking nabeelomer/ImageBuilder against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:59:21.352 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 12:59:21.711 INFO [stdout] fdff576efb9088da5a07d61a328ac245361856c950d8d6c38e1d00b382cc109b
Dec 11 12:59:21.718 INFO running `"docker" "start" "-a" "fdff576efb9088da5a07d61a328ac245361856c950d8d6c38e1d00b382cc109b"`
Dec 11 12:59:22.860 INFO [stderr] usermod: no changes
Dec 11 12:59:23.002 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 11 12:59:23.002 INFO [stderr]     Checking rayon-core v1.3.0
Dec 11 12:59:23.002 INFO [stderr]     Checking num-rational v0.1.40
Dec 11 12:59:23.002 INFO [stderr]     Checking ordered-float v0.5.0
Dec 11 12:59:23.023 INFO [stderr]     Checking png v0.11.0
Dec 11 12:59:24.624 INFO [stderr]     Checking rusttype v0.3.0
Dec 11 12:59:25.128 INFO [stderr]     Checking rayon v0.8.2
Dec 11 12:59:28.247 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 11 12:59:29.371 INFO [stderr]     Checking image v0.18.0
Dec 11 12:59:33.698 INFO [stderr]     Checking ImageBuilder v0.1.0 (/source)
Dec 11 12:59:34.696 INFO [stderr] warning: variable does not need to be mutable
Dec 11 12:59:34.696 INFO [stderr]   --> src/main.rs:11:9
Dec 11 12:59:34.696 INFO [stderr]    |
Dec 11 12:59:34.696 INFO [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
Dec 11 12:59:34.696 INFO [stderr]    |         ----^^^^^
Dec 11 12:59:34.696 INFO [stderr]    |         |
Dec 11 12:59:34.696 INFO [stderr]    |         help: remove this `mut`
Dec 11 12:59:34.696 INFO [stderr]    |
Dec 11 12:59:34.696 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 12:59:34.696 INFO [stderr] 
Dec 11 12:59:34.703 INFO [stderr] warning: crate `ImageBuilder` should have a snake case name such as `image_builder`
Dec 11 12:59:34.703 INFO [stderr]   |
Dec 11 12:59:34.703 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 12:59:34.703 INFO [stderr] 
Dec 11 12:59:35.260 INFO [stderr] warning: variable does not need to be mutable
Dec 11 12:59:35.260 INFO [stderr]   --> src/main.rs:11:9
Dec 11 12:59:35.260 INFO [stderr]    |
Dec 11 12:59:35.260 INFO [stderr] 11 |     let mut image = DynamicImage::new_rgba8(1920, 1080).to_rgba();
Dec 11 12:59:35.260 INFO [stderr]    |         ----^^^^^
Dec 11 12:59:35.260 INFO [stderr]    |         |
Dec 11 12:59:35.260 INFO [stderr]    |         help: remove this `mut`
Dec 11 12:59:35.260 INFO [stderr]    |
Dec 11 12:59:35.260 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 12:59:35.260 INFO [stderr] 
Dec 11 12:59:35.260 INFO [stderr] warning: crate `ImageBuilder` should have a snake case name such as `image_builder`
Dec 11 12:59:35.260 INFO [stderr]   |
Dec 11 12:59:35.260 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 12:59:35.260 INFO [stderr] 
Dec 11 12:59:35.320 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.41s
Dec 11 12:59:35.340 INFO [stderr] su: No module specific data is present
Dec 11 12:59:35.806 INFO running `"docker" "inspect" "fdff576efb9088da5a07d61a328ac245361856c950d8d6c38e1d00b382cc109b"`
Dec 11 12:59:36.142 INFO running `"docker" "rm" "-f" "fdff576efb9088da5a07d61a328ac245361856c950d8d6c38e1d00b382cc109b"`
Dec 11 12:59:36.387 INFO [stdout] fdff576efb9088da5a07d61a328ac245361856c950d8d6c38e1d00b382cc109b