Dec 18 17:23:37.892 INFO checking conrod-0.61.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:23:37.892 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/conrod/0.61.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:23:38.306 INFO [stdout] 78bfba64d98c4712776662144f0de1a556debe8fccd0bfe1291119f6b6a5b06d
Dec 18 17:23:38.312 INFO running `"docker" "start" "-a" "78bfba64d98c4712776662144f0de1a556debe8fccd0bfe1291119f6b6a5b06d"`
Dec 18 17:23:40.512 INFO [stderr]     Checking daggy v0.5.0
Dec 18 17:23:40.545 INFO [stderr]    Compiling glutin v0.14.0
Dec 18 17:23:40.550 INFO [stderr]     Checking wayland-sys v0.12.5
Dec 18 17:23:40.552 INFO [stderr]     Checking rusttype v0.4.3
Dec 18 17:23:40.552 INFO [stderr]     Checking rusttype v0.5.2
Dec 18 17:23:40.553 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 18 17:23:40.568 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 17:23:40.636 INFO [stderr]     Checking gfx_window_glutin v0.25.0
Dec 18 17:23:41.971 INFO [stderr]     Checking wayland-client v0.12.5
Dec 18 17:23:42.553 INFO [stderr]     Checking piston2d-graphics v0.26.0
Dec 18 17:23:45.435 INFO [stderr]     Checking image v0.19.0
Dec 18 17:23:47.220 INFO [stderr]     Checking wayland-protocols v0.12.5
Dec 18 17:23:47.220 INFO [stderr]     Checking wayland-kbd v0.13.1
Dec 18 17:23:48.628 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 18 17:23:48.628 INFO [stderr]     Checking conrod v0.61.1 (/opt/crater/workdir)
Dec 18 17:23:50.984 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 18 17:23:52.632 INFO [stderr]     Checking piston v0.37.0
Dec 18 17:23:53.351 INFO [stderr]     Checking wayland-window v0.13.3
Dec 18 17:23:54.904 INFO [stderr]     Checking winit v0.12.0
Dec 18 17:23:55.160 INFO [stderr]     Checking piston-gfx_texture v0.32.0
Dec 18 17:23:59.646 INFO [stderr]     Checking piston2d-gfx_graphics v0.51.0
Dec 18 17:24:04.901 INFO [stderr]     Checking pistoncore-glutin_window v0.47.0
Dec 18 17:24:06.208 INFO [stderr]     Checking piston_window v0.80.0
Dec 18 17:24:11.720 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 17:24:11.720 INFO [stderr]   --> examples/custom_widget.rs:14:1
Dec 18 17:24:11.720 INFO [stderr]    |
Dec 18 17:24:11.720 INFO [stderr] 14 | #[macro_use] extern crate conrod;
Dec 18 17:24:11.720 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 17:24:11.720 INFO [stderr]    |
Dec 18 17:24:11.720 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 17:24:11.720 INFO [stderr] 
Dec 18 17:24:11.724 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 17:24:11.724 INFO [stderr]   --> examples/custom_widget.rs:15:1
Dec 18 17:24:11.724 INFO [stderr]    |
Dec 18 17:24:11.724 INFO [stderr] 15 | #[macro_use] extern crate conrod_derive;
Dec 18 17:24:11.724 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 17:24:11.724 INFO [stderr] 
Dec 18 17:24:16.864 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.77s
Dec 18 17:24:18.016 INFO running `"docker" "inspect" "78bfba64d98c4712776662144f0de1a556debe8fccd0bfe1291119f6b6a5b06d"`
Dec 18 17:24:18.361 INFO running `"docker" "rm" "-f" "78bfba64d98c4712776662144f0de1a556debe8fccd0bfe1291119f6b6a5b06d"`
Dec 18 17:24:18.618 INFO [stdout] 78bfba64d98c4712776662144f0de1a556debe8fccd0bfe1291119f6b6a5b06d