Dec 18 17:42:58.396 INFO checking cell-gc-derive-0.2.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:42:58.396 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/cell-gc-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 17:42:58.710 INFO [stdout] 7f5faa10c114fcb9a7513c8c2b4ab1c3968552ce69fd39bb6002211fc9eba9db
Dec 18 17:42:58.714 INFO running `"docker" "start" "-a" "7f5faa10c114fcb9a7513c8c2b4ab1c3968552ce69fd39bb6002211fc9eba9db"`
Dec 18 17:43:00.621 INFO [stderr]     Checking syn v0.11.11
Dec 18 17:43:03.287 INFO [stderr]     Checking cell-gc-derive v0.2.1 (/opt/crater/workdir)
Dec 18 17:43:04.929 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
Dec 18 17:43:05.574 INFO running `"docker" "inspect" "7f5faa10c114fcb9a7513c8c2b4ab1c3968552ce69fd39bb6002211fc9eba9db"`
Dec 18 17:43:05.775 INFO running `"docker" "rm" "-f" "7f5faa10c114fcb9a7513c8c2b4ab1c3968552ce69fd39bb6002211fc9eba9db"`
Dec 18 17:43:06.096 INFO [stdout] 7f5faa10c114fcb9a7513c8c2b4ab1c3968552ce69fd39bb6002211fc9eba9db