Dec 18 15:20:51.688 INFO checking gui-derive-0.2.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:20:51.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/gui-derive/0.2.1:/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 15:20:52.155 INFO [stdout] 87a59d29315d8d949c1b92fe0ecd98b4838e97e71c7eacd3aa0641f89f9b4ce0
Dec 18 15:20:52.156 INFO running `"docker" "start" "-a" "87a59d29315d8d949c1b92fe0ecd98b4838e97e71c7eacd3aa0641f89f9b4ce0"`
Dec 18 15:20:53.861 INFO [stderr]    Compiling gui v0.2.1
Dec 18 15:20:53.908 INFO [stderr]    Compiling syn v0.14.9
Dec 18 15:20:58.308 INFO [stderr]     Checking gui-derive v0.2.1 (/opt/crater/workdir)
Dec 18 15:21:04.516 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
Dec 18 15:21:05.075 INFO running `"docker" "inspect" "87a59d29315d8d949c1b92fe0ecd98b4838e97e71c7eacd3aa0641f89f9b4ce0"`
Dec 18 15:21:05.179 INFO running `"docker" "rm" "-f" "87a59d29315d8d949c1b92fe0ecd98b4838e97e71c7eacd3aa0641f89f9b4ce0"`
Dec 18 15:21:05.324 INFO [stdout] 87a59d29315d8d949c1b92fe0ecd98b4838e97e71c7eacd3aa0641f89f9b4ce0