Dec 18 05:41:48.338 INFO checking RobertWHurst/Delta against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:41:48.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/RobertWHurst/Delta:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:41:48.831 INFO [stdout] f8d79f565acbf045f069bc7c4105be7deb18c42cee5dd07a2a42c9d0474855d7
Dec 18 05:41:48.833 INFO running `"docker" "start" "-a" "f8d79f565acbf045f069bc7c4105be7deb18c42cee5dd07a2a42c9d0474855d7"`
Dec 18 05:41:49.733 INFO [stderr]    Compiling rand v0.3.15
Dec 18 05:41:49.736 INFO [stderr]     Checking time v0.1.38
Dec 18 05:41:51.980 INFO [stderr]     Checking tempfile v2.1.6
Dec 18 05:41:52.025 INFO [stderr]     Checking rayon-core v1.2.1
Dec 18 05:41:52.373 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 18 05:41:52.726 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 18 05:41:52.976 INFO [stderr]     Checking rayon v0.8.2
Dec 18 05:41:53.168 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 18 05:41:56.026 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 18 05:41:57.152 INFO [stderr]     Checking image v0.14.0
Dec 18 05:42:05.548 INFO [stderr]    Compiling libloading v0.3.4
Dec 18 05:42:07.576 INFO [stderr]     Checking dlib v0.3.1
Dec 18 05:42:07.855 INFO [stderr]     Checking wayland-sys v0.9.9
Dec 18 05:42:08.394 INFO [stderr]     Checking wayland-client v0.9.9
Dec 18 05:42:09.986 INFO [stderr]     Checking wayland-window v0.6.1
Dec 18 05:42:09.987 INFO [stderr]     Checking wayland-kbd v0.9.1
Dec 18 05:42:11.168 INFO [stderr]     Checking winit v0.7.5
Dec 18 05:42:12.831 INFO [stderr]     Checking glutin v0.9.2
Dec 18 05:42:13.995 INFO [stderr]     Checking delta v0.1.0 (/opt/crater/workdir)
Dec 18 05:42:15.610 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:42:15.610 INFO [stderr]   --> examples/box.rs:29:9
Dec 18 05:42:15.610 INFO [stderr]    |
Dec 18 05:42:15.610 INFO [stderr] 29 |     let mut scene = Scene::new("box");
Dec 18 05:42:15.610 INFO [stderr]    |         ----^^^^^
Dec 18 05:42:15.610 INFO [stderr]    |         |
Dec 18 05:42:15.610 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:42:15.610 INFO [stderr]    |
Dec 18 05:42:15.610 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:42:15.610 INFO [stderr] 
Dec 18 05:42:15.628 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.14s
Dec 18 05:42:16.380 INFO running `"docker" "inspect" "f8d79f565acbf045f069bc7c4105be7deb18c42cee5dd07a2a42c9d0474855d7"`
Dec 18 05:42:16.716 INFO running `"docker" "rm" "-f" "f8d79f565acbf045f069bc7c4105be7deb18c42cee5dd07a2a42c9d0474855d7"`
Dec 18 05:42:16.976 INFO [stdout] f8d79f565acbf045f069bc7c4105be7deb18c42cee5dd07a2a42c9d0474855d7