Dec 18 12:10:52.165 INFO checking rocket_cors-0.4.0-rc.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:10:52.165 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/rocket_cors/0.4.0-rc.3:/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 12:10:52.589 INFO [stdout] ba0cbf68d83669828cff56ebb353e750eebd198bf6aa69bd3f872c8ce681dd32
Dec 18 12:10:52.594 INFO running `"docker" "start" "-a" "ba0cbf68d83669828cff56ebb353e750eebd198bf6aa69bd3f872c8ce681dd32"`
Dec 18 12:10:54.884 INFO [stderr]     Checking unicase_serde v0.1.0
Dec 18 12:10:54.884 INFO [stderr]    Compiling serde_derive v1.0.82
Dec 18 12:11:13.929 INFO [stderr]     Checking rocket_cors v0.4.0-rc.3 (/opt/crater/workdir)
Dec 18 12:11:31.297 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.72s
Dec 18 12:11:32.336 INFO running `"docker" "inspect" "ba0cbf68d83669828cff56ebb353e750eebd198bf6aa69bd3f872c8ce681dd32"`
Dec 18 12:11:32.690 INFO running `"docker" "rm" "-f" "ba0cbf68d83669828cff56ebb353e750eebd198bf6aa69bd3f872c8ce681dd32"`
Dec 18 12:11:32.968 INFO [stdout] ba0cbf68d83669828cff56ebb353e750eebd198bf6aa69bd3f872c8ce681dd32